Touch once it?s on touch again it?s off or use the momentary outputs that stay on only as long as touched. Touch contact may be a door knob small coin or even a well watered plant!

Uses low power CMOS circuitry and functions on the principle of hum and noise pickup when input is touched. Will drive loads up to 100 mA such as relay bell siren etc runs on 6 to 12 VDC kit includes info on using as a key for CW keyers.

And we saved the best for last there are two completely independent touch switch units on each kit PC board it?s like getting 2 for 1 (and no you can?t buy just half of this kit!).