The Raindrop is small, simple DIY assistive switch. The activation surface is 20 mm in diameter and the activation force is about 1.3N (130 gf). It has a similar size and activation force as the AbleNet Mini Cup Switch, at a fraction of the cost.
More details can be found at the MMC Open-Source Assistive Technology library project page:
https://www.makersmakingchange.com/project/raindrop-switch/
Volunteer your 3D printing skills to help people with disabilities in your community!
Makers Making Change is an initiative of the Neil Squire Society, a Canadian non-profit that helps people with disabilities.
We are committed to creating a network of volunteer makers who support people with disabilities in their communities through 3D printing assistive devices. Check out our library of free, open-source assistive technologies with parts and build instructions.
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