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Disabled gamer prototypes true one-handed keyboard-and-mouse controller — maker inspired to build device after losing right arm in an accident

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Tom's Hardware

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A Reddit user, inspired by losing their right arm in an accident, created a prototype for a one-handed gaming controller that combines keyboard and mouse functions. The ERCHAM MK1 features a 28-key programmable keypad with an optical sensor for mouse functionality, making it suitable for individuals with disabilities like amputees, nerve injuries, or stroke survivors. The device allows for left- and right-handed use without modifications and has garnered interest from the Reddit community, potentially leading to production. The creator aims to develop the controller further, catering to a market segment often overlooked by mainstream peripheral manufacturers.

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