Features: 1.Premium Material: Wireless light switch is made of premium PC and electronic components, wear resistant, waterproof, sturdy and durable. 2.Strong Signal: Strong RF signal works through walls and doors without any interference, sends a wireless 433mhz signal to the receiver to control the lights. 3.Transmitting Distance: The effective transmitting distance between the receiver and wall switch is up to 50m/164ft indoors and 200m/656ft outdoors. 4.Easy Installation: Self powered light switch is easy to install without rewire, no batteries required, compact size can be mouted in limited space. 5.Wide Application: Wall mounted switch has a wide range of application, suitable for incandescent lamp, halogen lamp, fluorescent lamp, CFL, etc. specification:Item Type: Wireless Light Switch Kit Material: PC and electronic components Color: White Work Type: Rocker type Power Mode: Kinetic energy self generating electricity Operating Frequency: 433MHz Communication Mode: FSK, OOK, 2.4G Voltage: AC110-230(V) 50/60Hz Maximum Load: 10A Transmitting Distance: Approx. 200m/656ft(outdoor), approx. 50m/164ft (indoor) PackageList:1 x Wireless Light Switch 3 xReceiver 5 xDouble Sided Adhesive Tape 1 x User Manual