Meet the Ada Hand: a fully articulated robotic hand that can be assembled in around 1 hour using simple tools. The hand has 5 degrees of freedom and can be controlled from a PC or Mac using a USB connection. It has a ATMEGA2560 microcontroller, so you can use an Arduino programming environment to program it.
More gadgets like this: here
Open Bionics Ada Robotic Hand Controllable Via EMG
Robotic hands are not always cheap, but this can be yours for £500.
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