Feature: 1. Self Powered: Wireless light switch built in kinetic energy power generation module, no battery, no wiring required, eco friendly. 2. Premium Material: Wall switch is made of flame retardant ABS material, high temperature resistant, anti deformation, waterproof and durable. 3. 433MHZ Frequency: Wall light switch with 433MHZ operating frequency, transmitting distance is 200m/218.72yd outdoor, 50m/54.68yd indoor. 4. Easy Installation: Easy to install, compact size, can stick to the wall or move at will, convenient for using, save your time and energy. 5. Application: Battery free light switch support maximum current 10A, can be connected to most electrical and lighting devices, stable and reliable. Specification: Item Type: Wireless Light Switch Kit Material: ABSPurpose: Can be connected to most electrical and lighting equipment Switch Parameters: Working Type: Reset type Operating Frequency: 433MHZSwitch Time: Approx. 200000 times Transmitting Distance: Approx. 200m/218.72yd(outdoor), 50m/54.68yd(indoor) Power Mode: Kinetic energy self powered Communication Mode: OOK, FDK Panel Size: Approx. 12x7cm/4.72x2.76in Receiver Parameters: Operating Voltage: AC110V-230V Operating Frequency: 433MHZ Wiring Mode: Terminal Type of Control Element: Relay Rated Current: AC 10A Standby Power: <0.15W Storage Switch: 5 wireless switches can be stored Product Size: Approx. L6xW4.3x2.75cm/2.36x1.69x1.08in . Package List: 2 x Wireless Light Switch1 x Receiver5 x Sticker Note: 1. Do not place the product in a corrosive, humid and high temperature environment! 2. Please supply power according to the voltage used. Other voltages may cause fire and product damage.