Sparkfun

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US$9.89
The SparkFun micro:bit Breakout is a board that connects to the BBC micro:bit and expands the capabilities of the development platform by providing access to more pins and allowing for connections to the I2C and SPI buses.
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US$2.73
This is our new Hobby Motor now with a 6mm, 10 tooth, gear to make your basic projects a little simpler to manage. It works well for basic things like making a fan or spinning something pretty fast without much resistance.
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US$26.34
This is a handy tool that everyone should have. It's great for heat-shrink, melting things, and even very basic rework. The size is great for a lot of different applications and it heats up pretty quickly. 300 watts of heating power. 110v operation only.
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US$0.98
This is a 2-pin JST RCY connector typically used for low-voltage applications running 10A or less. They are commonly found in RC vehicles. These come in a bag of 1 male plug, 1 female plug, plus pins to connect them both. The pins crimp to your cable and are inserted into the housing.
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US$15.88
The LiPo Charger Basic is stripped down of all features and just does one thing well - charge 3.7V LiPo cells at a rate of 500mA per hour. It is designed to charge single-cell Li-Ion or Li-Polymer batteries.
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US$646.07
This is the HackRF One, a Software Defined Radio (SDR) peripheral capable of transmission or reception of radio signals from 1MHz to 6GHz. Designed to enable test and development of modern and next generation radio technologies, HackRF One is an open source hardware platform that can be used as a USB peripheral or programmed for stand-alone operation.
Delivery within 2-3 weeks
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US$11.96
This is a 900 - 1800 MHz Duck Antenna 2dBi with regular Reverse Polarized -SMA RF connector. Perfect for use with the XBee 900MHz units. 50 ohm impedance. 105mm long.
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US$2.59
Great for tight PCB layouts that require antenna connections.
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US$6.65
This is an extremely tiny and light weight battery based on the new Polymer Lithium Ion chemistry. This is the highest energy density currently in production. Each cells outputs a nominal 3.7V at 40mAh. This may sound like not so much power, but the cell is really tiny… like, about half an inch square!
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US$6.93
It has 2 power buses, 30 columns, and 10 rows - a total of 400 tie in points. All pins are spaced by a standard 0.1". The two sets of five rows are separated by about 0.3", perfect for straddling a DIP package over. The board accepts wire sizes in the range of 29-20AWG. Dimensions: 3.29 x 2.15 x 0.33" (83.5 x 54.5 x 8.5mm).
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US$4.13
8, 16, 20, and 28-Pin SSOP to DIP break out boards. The footprint was rotated to accommodate different width SSOP devices and can be used with any pin count up to 28 pins. Designed to be used with 0.65mm pitch devices but can also be used with 0.025" pitch devices (comes out to ~0.635mm). We've made these 0.635mm devices fit just fine.
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US$4.92
These are PTH Addressable RGB LEDs with a WS2812 control IC built right into the them.
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US$4.24

This is a 5g syringe of white heatsink compound to use you're connecting a component to a heatsink, it'll really helps to dissipate the potential heat from damaging the components like transistors.

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US$67.50

This complete module is built upon the same technology as the ET-301, but includes on-board voltage regulation, LED status indicator, battery backed RAM, and a built-in patch antenna! 6-pin interface cable included. This EM-506 GPS module is powered by SiRF Star IV, it can provide you with superior sensitivity and performance even in urban canyon and dense foliage environment.

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US$40.02
The CAN-BUS Shield provides your Arduino or Redboard with CAN-BUS capabilities and allows you to hack your vehicle. It uses the Microchip MCP2515 CAN controller with the MCP2551 CAN transceiver. CAN connection is via a standard 9-way sub-D for use with OBD-II cable. Ideal for automative CAN application.
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