Improved vibrator ring
New case for the "body interaction" vibrator development board. It is a vibrator ring where the board, LiPo battery and vibration motor fits in. Open Source Hardware. Arduino compatible.
More infomation: http://www.bodyinteraction.com
Edit in Tinkercad: https://tinkercad.com/things/dH7rTx5TPgh (Improved version Oct 31, 2015)
Video how-to assemble: https://youtu.be/2dR11vYvjAw
Improved version Oct 31, 2015