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ESP32 WIFI+BLE Module (PCB antenna)
US$10.95
ESP32-WROVER-B is a highly-integrated generic WiFi-BT-BLE-MCU module with steady performance and low power consumption. It features a PCB antenna, a 4MB SPI flash and 64-Mbit SPI PSRAM that operates at 3.3V. The module targets a wide variety of applications from low power sensor networks to the most demanding tasks, such as voice encoding, music streaming, and MP3 decoding.
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4G / 3G / 2G / GSM / GPRS / GNSS HAT for Raspberry Pi, LTE CAT4, the Global Version
US$109.95
The SIM7600G-H 4G HAT is a 4G/3G/2G communication and GNSS positioning module, which supports LTE CAT4 up to 150Mbps for downlink data transfer. it is pretty low power consumption. You can connect this 4G module with computer to surf the Internet, or attach it onto Raspberry Pi to enable functions like 4G high speed connection, wireless communication, making telephone call, sending SMS, global positioning, etc.
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Adafruit Mini GPS PA1010D - UART and I2C - STEMMA QT
US$30.44
This miniature GPS breakout is only 1" x 1" (~ 25mm x 25mm) but houses a complete GPS/GNSS solution with both I2C and UART interfaces. There's even an antenna on top so it's plug and play!
Delivery within 2-3 weeks
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WD-4510AC 2-in-1 Wireless Wi-Fi 2.4G/5G Bluetooth 5.0 USB Dongle
US$17.97
Need a Bluetooth or a WiFi Adapter and you only have one free USB port available? This device solves that particular issue, you can now have Wi-Fi and Bluetooth in one device. Plug and Play works with Windows, MAC OS and Linux.
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TTGO T-Call ESP32 Development board - V1.3
US$44.32
This is an ESP32 based development board integrated with TTGO point to point wireless communication module, Bluetooth and GPRS SIM800L module.
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Adafruit Feather M0 with RFM95 LoRa Radio - 900MHz - RadioFruit
US$53.57
This is the Adafruit Feather M0 RFM95 LoRa Radio (900MHz). We call these RadioFruits, our take on an microcontroller with a "Long Range (LoRa)" packet radio transceiver with built in USB and battery charging. Its an Adafruit Feather M0 with a 900MHz radio module cooked in! Great for making wireless networks that are more flexible than Bluetooth LE and without the high power requirements of WiFi.
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SIM7600CE-T 4G(LTE) Shield for Arduino
US$120.00
SIM7600CE-T 4G(LTE) Shield is a 4G/3G/2G communication and GNSS positioning module. This shield is as small as a credit card and compatible with controller boards like Arduino UNO, arduino Leonardo, arduino Megaetc. The frequency bands that SIM7600CE-T 4G(LTE) Shield supports are LTE-TDD/ LTE-FDD/HSPA+/TD-SCDMA/EVDO and GSM/GPRS/EDGE. It also supports LTE-CAT4(with uplink rate 50 Mbps and downlink rate 150 Mbps).
Delivery within 2-3 weeks
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ESP-12S, WiFi Module Based on ESP8266
US$6.99
The ESP-12S is a WiFi module based on ESP8266, with built-in 32Mbit Flash, in the small SMD16 package. There're also onboard PCB antenna and metal shield. In short, it's a small form factor and fairly high cost effective WiFi module.
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SX1262 LoRa HAT for Raspberry Pi, 915MHz Frequency Band, for America
US$36.39
This is a Raspberry Pi LoRa HAT based on SX1262, covers 915MHz frequency band. It allows data transmission up to 5km through serial port. By utilizing the new generation LoRa spread spectrum modulation technology, the communication distance of the module is as long as 5km, also supports auto repeating to transmit longer. Other features include Wake on Radio, wireless config, carrier sensing, communication key, and so on.
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STM32 IoT Microcontroller with LoRa Node 433MHz
US$34.99

This is a LoRa Node end device that is based on the STM32L151CBU6, which is an ultra low-power MCU based on ARM Cortex M3 Architecture. It also comes with a 433MHz module that is capable of LoRa based communication and a 433MHz antenna!

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Wireless Bluetooth MP3 Audio Receiver board
US$9.79

Wireless Bluetooth Receiver and player stereo dual speaker powered via microUSB or Lipo battery Bluetooth 4.2

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JDY-10M Bluetooth 4.0 Module
US$13.99
JDY-10 transparent transmission module is based on Bluetooth 4. 0 protocol standard, working at 2. 4GHz frequency range. This module can maximum transmit at 50 meters with low power consumption. It uses GFSK Modulation technique.
Delivery within 2-3 weeks
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USB TO ESP8266 Mini Development Board
US$9.98
This USB development board based on the ESP8266 module. The board comes with CH340 USB to TTL Logic converter which makes programming easier. It is easy to connect the board to the PC and debug it. ESP-07 is a WIFI serial transceiver module, based on the ESP8266 SoC, the SoC has built a TCP/IP protocol stack.
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Industrial Serial TTL UART to WiFi Module
US$19.95
WIFI232-A2 is a high performance UART WiFi module with shield case and onboard antenna. It is designed for occasions where large data flow is required and power consumption will not be a concern.
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Grove - GPS
US$39.95
This Grove - GPS module is a cost-efficient and field-programmable gadget armed with a SIM28 (U-blox 6 is old version) and serial communication configuration. It features 22 tracking / 66 acquisition channel GPS receiver. The sensitivity of tracking and acquisition both reach up to -160dBm, making it a great choice for personal navigation projects and location services, as well as an outstanding one among products of the same price class.
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8 Relay Wireless Remote Control
US$33.59
Features: 8 Relay Module with Remote Control. Remotely control up to 8 devices up to 200 meters away. Eight 10 Amp relays rated at 125VAC. Extremely easy to set up and use. This remote control is perfect for domestic applications such as remote lighting and appliance control, up down control for motorized window shades, electric door entrance access, etc. Excellent as a simple wireless remote control for robotics applications. The relays are set to toggle action (press once to activate relay, press same button second time to release) Multiple relays can be activated to stay on at the same time.
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2 Relay Wireless Remote Control
US$17.99
Features: 2 Relay Module with Remote Control. Remotely control up to 2 devices up to 200 meters away. Two 10 Amp relays rated at 125VAC. Extremely easy to set up and use. This remote control is perfect for domestic applications such as remote lighting and appliance control, up down control for motorized window shades, electric door entrance access, etc. Excellent as a simple wireless remote control for robotics applications. The relays can be set to toggle action, momentary or jog action by setting the jumper next to the programming button. Multiple relays can be activated to stay on at the same time.
Delivery within 2-3 weeks
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GPS Shield With Antenna
US$34.75
The GPS Shield is base on the ublox's NEO-6M receiver module , and the footprints is compatible with Arduino/MEGA boards. The regular GPS pins (RX, TX) can be connected to D0-D7 of Arduino. Support software SerialPort and Micro SD card interface. It's very easy to use. You just need read SerialPort and then you will get the GPS data. The GPS Shield module interfaces to the customer and application via one serial port, which uses CMOS voltage levels. support 3.3V / 5V IO operating. That's means 100% all Arduino mainboard compatible.
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RFM69 Shield
US$15.24
The RFM69HCW is an inexpensive and versatile radio module that operates in the unlicensed ISM (Industry, Science and Medicine) band, a set of frequencies set aside for low-power, short-range, license-free radios. It’s perfect for building inexpensive short-range wireless networks of sensors and actuators for home automation, citizen science and more.
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ACS95915S Lora RFM95 Shield-915MHZ-V1.1
US$18.15
The Elecrow Lora Shield is a long range transceiver on a Arduino shield form factor and based on Open source library.The Lora Shield allows the user to send data and reach extremely long ranges at low data-rates.It provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.
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Digital High-precision Compass Sensor Module (UART and I2C)
US$22.99
GY-26 is a low-cost digital compass module that collects data by utilizing a magnetoresistive sensor sensing the Earth's magnetic field to get an azimuth angle. The on-board 8-bit PIC16F690 microcontroller provides two modes of serial communication. A UART (TTL-level Tx/Rx) interface as well as I2C/IIC. The data is accessible by sending predefined ASCII commands over one of the chosen serial interfaces. The output is also in ASCII which can be converted to your desired format upon reception.
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L76X Multi-GNSS HAT for Raspberry Pi, GPS, BDS, QZSS
US$41.99
This is a Raspberry Pi GNSS HAT which supports Multi-GNSS systems: GPS, BDS, and QZSS, with advantages such as fast positioning, high accuracy, low power consumption, and so on. It is an easy way to enable global positioning function for your Raspberry Pi.
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ESP-EYE Development Board V2.1
US$40.72
Ever wanted to dabble in face and/or speech recognition? Espressif's ESP-EYE is a miniature ESP32-based development board that combines a digital microphone, ESP32 (of course) with 8 MB PSRAM and 4 MB flash, and a 2 megapixel camera. There's a few buttons and LEDs as well for basic control and configuration. Unlike some boards, this codebase does not require internet connectivity - you don't have to send video or audio data to 'the cloud' - it's all processed on-chip!
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Adafruit HUZZAH32 – ESP32 Breakout Board
US$19.06
This breakout is basically the 'big sister' of our HUZZAH 8266, but instead of an ESP8266 it has the '32! We've pared down our popular Feather ESP32, removing the battery charger and USB-serial converter. You just get a regulator, some protection diodes, two buttons and an LED. For some projects, where price and size are at a premium, you can program this board over the 'FTDI cable' breakout when needed, and leave it alone otherwise.
Delivery within 2-3 weeks
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Serial to WIFI Transmission Module with Antenna and USB Cable
US$17.99

This is a WIFI module that supports serial communication data. This module is a low-power chip that integrates MCU, PMU, Clock and IEEE 802.11 b/g/n MAC/PHY/Radio modules. This supports 2.4GHz IEEE802.11 b/g/n, USB host and device 2.0 HS, Micro SD card, UART, I2C, I2S, PWM, SPI and other interfaces.

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915MHz RF Antenna with SMA Connector
US$6.99
This is a straight rod antenna designed for a wireless communication system for frequency 915MHz.
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433MHz Spring Antenna with Heat Sink
US$6.99
This is a copper spring antenna designed for a wireless communication system for frequency 433MHz.
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433MHz Spring Antenna
US$2.49
This is a copper spring antenna designed for a wireless communication system for frequency 433MHz.
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433MHz Spring Antenna
US$0.99
This is a copper spring antenna designed for a wireless communication system for frequency 433MHz.
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433MHz Spring Antenna
US$0.99

This is a copper spring antenna designed for a wireless communication system for frequency 433MHz. It has good VSWR, stable performance and good anti vibration.

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915MHz RF antenna with SMA connector
US$6.99

This is an elbow rod antenna designed for a wireless communication system for frequency 915MHz. it has good VSWR, stable performance and good anti vibration.

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433MHz Sucker antenna with SMA-J connector
US$11.90

This is a Sucker antenna designed for a wireless communication system for frequency 433MHz. it has good VSWR, stable performance and good anti-vibration and comes with 6 meters lead cable.

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868MHz Spring Antenna
US$0.99

This is a copper spring antenna designed for a wireless communication system for frequency 868MHz. it has good VSWR, stable performance and good anti-vibration.

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12mm 915MHz Spring Antenna
US$0.99
This is a copper spring antenna designed for a wireless communication system for frequency 915MHz. it has good VSWR, stable performance and good anti vibration.
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27mm 315MHz Spring Antenna
US$0.99
This is a gold plated spring antenna designed for a wireless communication system for frequency 315MHz. it has good VSWR, stable performance and good anti vibration.
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433MHz RF Antenna with SMA Connector
US$6.99
This is a Folded rubber rod antenna designed for a wireless communication system for frequency 433MHz. it has good VSWR, stable performance and good anti vibration.
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433MHz 3dBi RF Antenna with SMA Connector
US$5.59
This is an elbow 90 degrees antenna designed for a wireless communication system with frequency of 433MHz. it has good VSWR, stable performance and good anti vibration.
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433MHz RF Antenna with SMA Connector
US$5.59
This is an elbow rod antenna designed for a wireless communication system for frequency 433MHz. it has good VSWR, stable performance and good anti vibration.
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ESP32 WiFi and Bluetooth Development Board with OV2640 2MP Camera 
US$15.33
The ESP32-CAM has a very competitive small form factor not to mention the camera module that can operate independently as a minimum system with a footprint of 27x40.5x4.5 mm and a deep sleep current of up to 6mA only!
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Wireless Zigbee CC2531 Sniffer Packet USB Protocol Analyzer Module
US$12.59
The CC2531 is a USB enabled true system-on-chip (SoC) solution for IEEE 802.15.4, ZigBee and RF4CE applications. It enables USB dongles or USB upgradable network nodes to be built with low total bill-of-material costs.
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Molex Flexible GNSS Antenna - U.FL (Adhesive)
US$11.62
The Molex GNSS Flex antenna is a great option for basic GNSS applications and will work with any of our GNSS boards equipped with a U.FL at a fraction of the cost of many of its big brothers. This antenna supports GPS, Galileo, BeiDou, and GLONASS in three different frequency bands (1561 +/-3MHz, 1575 +/-3MHz, 1602 +/-3MHz).
Delivery within 2-3 weeks
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SparkFun GNSS Chip Antenna Evaluation Board
US$38.28
The SparkFun GNSS Chip Antenna Evaluation Board makes it easy to test out various sized GPS antennas and geometries. Six different chip antennas have been populated on this board, each with a U.FL connector to attach your chip to the antenna! We've even v-scored the board so you can snap the six antenna's apart and just have the one you need. If you aren't picky about your antenna and/or each of the antennas work well for your applications, you will get six antennas to use in various project. Since these are GNSS antennas, they will work with GPS as well as GLONASS, Galileo, BeiDou, and other worldwide systems.
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ANT-9145 SMA to uFL/u.FL/IPX/IPEX RF Adapter Cable
US$3.49
This RF adapter cable adapts the u.FL connection on an electronics module to an external antenna SMA connection. Often times, small electronics save space by using a u.FL connector (also called uFL, IPEX, IPAX, IPX, MHF, and AM) on the PCB. This panel-mount SMA cable will connect to an antenna with RP-SMA (with pin in center). Most WiFi devices/routers that have a connector use RP-SMA.
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Adafruit RFM96W LoRa Radio Transceiver Breakout - 433 MHz - RadioFruit
US$30.73
Sending data over long distances is like magic, and now you can be a magician with this range of powerful and easy-to-use radio modules. Sure, sometimes you want to talk to a computer (a good time to use WiFi) or perhaps communicate with a Phone (choose Bluetooth Low Energy!) but what if you want to send data very far? Most WiFi, Bluetooth, Zigbee and other wireless chipsets use 2.4GHz, which is great for high speed transfers. If you aren't so concerned about streaming a video, you can use a lower license-free frequency such as 433 or 900 MHz. You can't send data as fast but you can send data a lot farther.'
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Adafruit RFM95W LoRa Radio Transceiver Breakout - 868 or 915 MHz - RadioFruit
US$30.73
Sending data over long distances is like magic, and now you can be a magician with this range of powerful and easy-to-use radio modules. Sure, sometimes you want to talk to a computer (a good time to use WiFi) or perhaps communicate with a Phone (choose Bluetooth Low Energy!) but what if you want to send data very far? Most WiFi, Bluetooth, Zigbee and other wireless chipsets use 2.4GHz, which is great for high speed transfers. If you aren't so concerned about streaming a video, you can use a lower license-free frequency such as 433 or 900 MHz. You can't send data as fast but you can send data a lot farther.'
Delivery within 2-3 weeks
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433MHz Antenna Module for LORA RA-02
US$4.19
This is the antenna suitable for Lora RA-02 Development board. It works at the 433MHz frequency and comes with IPEX connector.
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2.4GHz JDY-40 Wireless Communication Module
US$4.19
This is developed by 2.4GHz technology, with a distance of 120 meters. It uses a serial communication interface, which is simple and quick to use. You can use this product when you need to wireless communication using the serial port.
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JDY-16 Low power High speed Bluetooth 4.2 BLE module
US$7.23
Want to add latest Bluetooth connectivity to your project? Here is the JDY-16 smallest Bluetooth module with latest 4.2 BLE version. This operates from 1.8 to 3.3 V DC, which means you can interface this simple device to any microcontrollers. This version Bluetooth modules supports Transparent, IO, RTC, PWM functions and has high speed data rate @ 115200 baud rate. This new module works on 3 modes of operation and supports UART and I2C communication mode.
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JDY-19 Ultra Low power Bluetooth 4.2 BLE module
US$4.98
JDY-19 is a transparent transmission module based on Bluetooth 4.2 protocol standard, working at the 2.4GHz frequency. This module works with the maximum transmission power of 4dB and up to 80 meters distance. This operates from 1.8 to 3.6 V DC, which means you can interface this simple device to any microcontrollers.
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WEMOS ESP32 + OLED DEVELOPMENT BOARD
US$22.95
This is the new ESP32 board integrated with OLED module. If you're interested in making your project connect to the web and be part of the grander scheme of IOT (Internet of Things) then this board is the gadget for you! Like other microcontrollers and microprocessors, the ESP32 now has built-in power regulation circuits, onboard antennas and noise filters and fits snuggly onto a breadboard for rapid prototyping. The ESP32 can interface with other MCUs as master or slave or function completely standalone through SPI/SDIO, I2C and UART. The microcontroller can also support an SD card and multiple sensors with its 32 GPIO pins (all of which can be used for PWM).
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HC-12 SI4463 433MHz WIRELESS SERIAL COMMUNICATION MODULE WITH ANTENNA
US$17.06
The HC-12 is a transceiver module with half-duplex 20 dBm (100 mW) transmitter paired with a receiver that has -117 dBm (2×10-15W) sensitivity at 5000 bps. Paired with an external antenna, these transceivers are capable of communicating up to 1km. The HC-12 circuit board is built around the STM8S003F3 microcontroller and the Si4463 transceiver. Combined with other components, the Si4463 and STM8S003 create the HC-12 transceiver, which provides a 4-pin TTL-level UART interface (Vcc, Gnd, Tx, Rx), with a 5th pin that is used to enter "command" mode for changing the module's configuration. The HC-12 has 100 supported channels spaced 400 kHz apart, eight transmit levels, eight supported baud rates, and three different working modes.
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TTGO T2 ESP32 0.95 OLED DEVELOPMENT BOARD (WIFI+BLUETOOTH+SD CARD)
US$29.95
This TTGO T2 is a higher version development board of ESP32. This contains integrated ESP32-WROOM-32 chip, 0.95 OLED Modules and SD card slot. The ESP32 WiFi and Bluetooth chip is the latest generation of Espressif products. It has a dual-core 32-bit MCU, which integrates WiFi HT40 and Bluetooth/BLE 4.2 technology inside. Compared to the ESP8266 (the previous generation), the ESP32 has a significant performance improvement. This board is specially concentrated to integrate OLED display with ESP32 chip to make various IOT projects easy.
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433MHz TTGO LoRa ESP-32 DEVELOPMENT BOARD WITH 0.96 INCH OLED DISPLAY
US$47.45
This product is a SX1278 chip based on ESP32 WIFI with OLED, namely LoRa remote modem operating at 433Mhz and having high reliability. Comes with a micro USB slot and Li-Po battery. LoRa has a long distance range and is compatible to all Arduino development environment boards. The board consist of 4 MB (32 M bit)wi-fi antenna, 0.96 inches blue OLED display, lithium battery charging circuit, CP2102 interface and USB serial chip. It can also be used for program checking and product development is very easy and fast.
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Dual Band 8db Omni Directional antenna for WEMOS boards
US$13.93
This is the Dual band 8dBi gain Omni Directional antenna suitable for ESP8266 Mini D1 or ESP32 Wrover boards. It works at 2.45GHz & 5MHz frequency and comes with IPEX connector.
Delivery within 2-3 weeks
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TTGO MICRO-32 V2.0
US$13.93
This is a TTGO Micro-32 small Embedded development board and compact size module for ESP32-PICO-D4 SIP. This is very similar to ESP-32 WROOM and has all same functions. The size of micro-32 is 45% smaller than ESP-32. It has inbuilt Bluetooth and WIFI modules with IPEX antenna connector. The package includes only module not antenna.
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nRF52840 Bluetooth 5.0 Evaluation Kit
US$36.17
NRF52840 Eval Kit is a development/evaluation kit based on nRF52840, features Arduino / Raspberry Pi connectivity, and several common used peripherals. It supports the new generation Bluetooth 5.0, compared to Bluetooth 4.0, the data rate is twice, up to 2Mbps, the transfer distance is quadruple. Based on the ARM Cortex-M4F architecture, the CPU frequency achieves up to 64MHz. Bluetooth MESH and 2.4GHz radio are also available, that means higher performance, and more suitable applications. Thanks to the onboard Arduino / Raspberry Pi compatible headers, both Arduino shields and Raspberry Pi HATs can be attached at the same time, make it easy to use more expansion resources.
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nRF52840 Bluetooth 5.0 Module, Small & Stable
US$20.99
Core52840 is a Bluetooth 5.0 module based on nRF52840, it is pretty small in size, yet still provides stable and reliable performance, can be directly integrated into kinds of products.
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WL-LORA-E32, LoRa SX1278 Wireless Module 433MHZ 3000M
US$16.98
LoRa is a promising low-power, long-range wireless transmission protocol based on SX1278 developed by SEMTECH as part of the emergence of the Internet of Things (IoT). Simply put, it is a method for sending data separate from WiFi, Zigbee or Bluetooth. This module is a long-range transceiver on an Arduino module form factor and based on Open source library. The UART LoRa wireless module allows the user to send data and reach extremely long ranges at low data-rates(up to 10 km). It provides a ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption. The UART LoRa wireless module targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on. For more details please refer to the attached manual.
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ESP32-WROVER Testing Burning Board
US$32.98
This board is suitable for the ESP32-WROVER module burning and testing. All the IO ports on the board are out, it can be used as a minimum system development board or as a fixture for small batch burning. This board is embedded with the CP2104 USB to serial chip and microUSB port to connect it to your PC. This makes it easier to work on ESP32-WROVER projects. The Backside of the board is protected with an acrylic plate, so that you can mount it on any surface without affecting the pins. You need to do SMD soldering to mount the ESP32-WROVER module.
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RGB LED RING CONTROLLER MODULE FOR ESP8266
US$3.00
This is a module to control RGB LED lights using ESP8266-01 WIFI module. Just need to program your ESP8266 and place on the module indicated by yellow pins. The RGB LED ring is connected to the JST Pin provided on the module. This device supports Arduino IDE programming and makes your LED DIY project easier.
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WIFI RGB LED Ring Control KIT
US$9.94
With this kit you make your RGB Led ring project using a WIFI module. Kit includes ESP8266-01 WIFI module, RGB LED ring and controller for LED ring. This controller is compactable with Arduino IDE and makes your colourful Led project easier. The ESP Wi-Fi module is programmed using Arduino IDE and connected to the controller at the Yellow pins and the RGB Led Ring to the JST pin slot. You need to solder JST cables to the RGB LED ring.
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ESP8266 BREADBOARD ADAPTER
US$1.99
This is the ESP8266 Breadboard adapter which can be used to connect WIFI module to any breadboards. This is compactable to and pins are labelled for ESP8266, ESP-01 module. This adapter solves the problem of prototyping the WIFI module 2x4 pins to breadboards. Additionally, the power supply filter capacitor of 0.1uf is also provided on the board to run ESP-01 smoothly and without a hitch.
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Beetle BLE - The smallest Arduino bluetooth 4.0 (BLE)
US$24.75
The Beetle Ble (Former name as Bluno Beetle)  is  an Arduino Uno based board with  bluetooth 4.0 (BLE).  It is probably thesmallest Arduino BLE board in the market.  It uses standard Arduino IDE to upload codes via  without any extra library and drivers.  This Beetle BLE is another milestone in the Beetle line, which makes DIY users have more options in the project design. It is fully compatible with Bluno in instructions and procedures. Support Bluetooth HID and ibeacon modes.
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WL-LORA-115 SX1278 Ra-02 LoRa 433Mhz 10KM Wireless Module
US$10.95
The Ra-02 is a wireless transmission module based on SEMTECH's SX1278 wireless transceiver. It adopts advanced LoRa spread spectrum technology, with a communication distance of 10,000 meters. It has strong ability of anti-jamming and has the function of air wake-up Consumption. Can be covering thousands of people in the district environment, particularly suitable for meter reading, smart home, burglar alarm equipment etc...
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