Development Boards

US$21.49
This is similar to your standard PlayStation 2 controller; two thumb-sticks, a D-Pad, 4 buttons, 4 triggers, start and select. But wait, that’s a whole lot of control! Use this with your next project to control ground vehicles, air vehicles, on-screen elements, killer robots, or just about anything you want.
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US$53.82
Rather than spending weeks or months fiddling with algorithms of varying accuracy and complexity, you can have meaningful sensor data in minutes thanks to the BNO055 - a smart 9-DOF sensor that does the sensor fusion all on its own!  You can read the data right over I2C and Bob's yer uncle.
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US$33.25
Add a real time clock shield to your projects to ensure accurate and easy timekeeping. While the shield keeps track of time and date, the controller can focus on other tasks.
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US$9.99 US$2.99
This transparent case for the Raspberry Pi2 provides slots to access the peripheral header, USB ports, Ethernet, SD card, HMDI, composite video, audio, CSI and JTAG connectors as well as feet and vents to ensure the board gets proper cooling and plus-shaped wall mounting slots. Case size: 90x60x25mm.
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US$83.65
Features: Operating Voltage: 6V ~ 28V. DC/DC output: 5V 1000mA @ "5V" pin. Output Current(For Each Channel ): 2A (continuous operation) / 5A(peak). Output Duty Range: 0%~100%. Output short-circuit protection (short to VPWR or GND). Over-current limiting (regulation) via internal constant-off-time PWM. Temperature dependant current limit threshold reduction. Raspberry compatible.
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US$7.49

Just hook up the standard USB end to 5V 2A USB port power supply ( like ABRA's DC-5200-USB) and the Micro B end to a Raspberry. No need to unplug your Raspberry Pi; just use the on/off switch on the cable. Can be used for any single-board computer with a Micro USB connection.

Delivery within 2-3 weeks
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US$4.97
Produces analog output between 0 and Vcc (5V DC with Seeeduino) on its D1 connector. The D2 connector is not used. The angular range is 300 degrees with a linear change in value. The resistance value is 10k ohms, perfect for Arduino use.
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US$3.43
The ingenious PCB design enables you to bend the LED to any position you want, which makes it easy to use it standalone, horizontal or Panel Mount.
Delivery within 2-3 weeks
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US$39.91
You can now create a dazzling display with your Raspberry Pi Model Zero/A+/B+/Pi 2 or Pi 3 with the Adafruit RGB Matrix HAT. This HAT plugs into your Pi and makes it super easy to control RGB matrices such as those we stock in the shop and create a colorful scrolling display or mini LED wall with ease.
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US$31.80
This is a wonderful combo, 2.4GHz Mini Wireless QWERTY keyboard, TouchPad combo, with USB interface adapter for the lectuer, sales manager, presenter and others, from within a 15' radius make a presentation and operate PC wirelessly. Change slides and screen options, write on the screen, emphasize words and objects just by using this wireless mini keyboard and mouse with touchpad.
Delivery within 2-3 weeks
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US$16.49
This is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1" pitch for simple insertion into a breadboard.
Delivery within 2-3 weeks
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US$124.99
This is an easy-to-use Arduino@Heart board that gives you the ability to turn almost any material or surface into a sensor. Each Touch Board offers 12 electrodes for your a conductive ink or other type of connector that can be drawn or attached to create light switches, musical instruments, or custom interactive surfaces all through the Arduino IDE.
Delivery within 2-3 weeks
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US$4.53

This extra-tall stackable 40-pin female header features two rows of 20 pins spaced with a 0.1″ (2.54 mm) pitch. It includes three 0.1″-thick spacers for additional clearance, and the extended pins allow multiple units to be stacked as popularized on Arduino shields. 

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US$34.65
This Raspberry Pi add-on is perfect for any motion project as it can drive up to 4 DC or 2 Stepper motors with full PWM speed control. This chip handles all the motor and speed controls over I2C. Only two pins (SDA & SCL) are required to drive the multiple motors, and since it's I2C you can also connect any other I2C devices or HATs to the same pins.
Delivery within 2-3 weeks
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US$19.25
This touch-able add on shield for Arduinos will inspire your next interactive project with 12 capacitive touch sensors.
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