Features: 1.BATTERY FREE: 86 switches with built in kinetic power generation module, no batteries, no wiring, beautiful and generous, free to paste and place. 2.SAFE AND WATERPROOF: Switch panel without electricity and waterproof is safer, the panel can be operated by wet hands, no risk of electric shock. 3.MOVABLE: Can be attached to the wall or moved at will, put the table, bedside, living room, bathroom are no problem. 4.REMOTE CONTROL DISTANCE: Ultra long remote control distance, ultra high sensitivity, receiving distance, outdoor 656.2ft, indoor 164ft. 5.DURABLE: Compact design, high strength ABS material, the panel is not easy to yellow, discoloration, friction resistance, can be pressed many times. Specification: Item Type: 86 wireless switch Material: ABS Working Type: 86 Rocker switch Operating Frequency: 433MHZ Number of Buttons: 1 key Product Size: Approx. 86 x 86 x 15mm / 3.4 x 3.4 x 0.6in Power Mode: Kinetic self generation Communication Mode: FSK, ASK Switching Times: >200000 times Transmitting Distance: 200m / 656.2ft (outdoor), 50m / 164ft (indoor) PackageList: 1 x Switch 2 x Sticker Note: 1. Please do not place the product in too corrosive, humid and high temperature environment! 2. Please follow the voltage for power supply, using other voltage is easy to cause fire and product damage!