This slightly off centered fidget spinner is attached to your watch and allows you to keep it going by gently moving your wrist, generating electricity that can then by sent to your phone and other devices.
-- JesusHChrist, Jun 06 2017

[+] but you know, that's how auto-winding watches work.
-- FlyingToaster, Jun 06 2017


But this one lets you show off your love of fidget spinners.
-- notexactly, Jun 10 2017



random, halfbakery