Features: 1.Detachable Design: The light switch can be mounted to any wall in the house, or just use it as a portable RF remote. You can remotely turn on/off indoor lighting, fans, etc. by pressing a wall switch. 2.Self Generation: Wireless light switch can convert finger kinetic energy into electricity without rewiring, saving time and money and reducing damage to walls. 3.433mhz Strong Signal: Transmission distances up to 164ft/50m indoors and 656ft/200m outdoors. Powerful RF signals can penetrate walls and doors without any interference. 4.Compact Receiver Design: The receiver can be installed in limited spaces, such as canopies, distribution boxes, electrical boxes. You can freely use the wireless switch anywhere within the control range. 5.Wide Application: Suitable for any lamp, such as incandescent, halogen, fluorescent, CFL, etc. The power output of the device cannot exceed 10A / 1200W; 1000W tungsten / 600W fluorescent. specification:Item Type: Wireless Light Switch Receiver Kit Material: PC and electronic components Color: White Work Type: Rocker Type Power Mode: Kinetic self generation Operating Frequency: 433MHz Communication Mode: FSK/OOK/2.4G Voltage: AC110-230(V) 50/60Hz Maximum Load: 10A Transmit Distance: Approx. 200m/656ft (outdoor), 50m/164ft (indoor) PackageList: 1 x Controller 1 x Receiver 3 x Double Sided Tape 1 x Manual