The Twitch Switch is activated by small muscle movements, such as wrinkling the forehead.
- Can change the amount of muscle movement needed to activate it
- Operates in three modes: latched, momentary, and timed
Requirements: 1 9-volt battery
Contents: 1 Twitch Switch,1 roll of hypoallergenic tape, 1 flat flexible sensor, 1 round disk sensor, 1 device connection cord, 1 user's guide