Ener-J WS1066 Eco 1G Kinetic FOB Switch

Ener-J's wireless kinetic energy switch, has a fast installation time. A unique switch that requires no wire connection to the power source and it controls lights through radio frequency. An amazing design that can work reliably for years without needing any batteries. They can cover a distance of up to 30 meters in an open area (10 meters in case of wall in between).

Specifications:
The ENER-J Kinetic wireless key fob switch is portable and very easy to use. It has a built-in micro energy generator. When the switch is pressed, the kinetic system transforms the movement into energy. This transmits a signal to the receiver to turn the lamp or other load on or off.
Mini FOB Wireless Switch
No Wiring. No Battery. Easy installation and usage.
Control Distance 25m indoor, 80m outdoor.
Life Time 200,000 times on/off.