3000M Long Range AC220V 1CH RF Wireless Remote Control Relay Switch light /lamp/ window/Garage Doors shutters projection screen Channel: 1CH Working Voltage : 220V (180V-240V) Max load current : 10A (have better lower than 7A) Working Frequency : 315Mhz/433Mhz Receiver sensitivity: : -105Db Working temperature : -10'C - +60'C Output way : Jog .Inter-lock .Self -lockis Adjustable Code type :Learning code Switch size :55*32*17mm working/output way Jog/Non-Latched:press one button is working /ON. loosen your finger on the same button is stop/OFF .one channel switch need one buttons remote control Self -lock/Self-Latched:press one button for one time is working/ON .press the same button again is stop/OFF .(one channel switch need one buttons remote control ) Inter-lock /Latched :press one button is working/ON ,press another button is stop/OFF . ( one channel switch need 2 buttons remote control) Learning method Input AC220V for the Receiver. press the Learning Button until the Led indicator ON. Then press transmitter , the Led indicator flash fast, it mean learning successfully. Clearing Code: Keeping press the learning Button on the receiver until the Led indicator ON and flash fast, it mean the code have been cleared successfully. Remote control (transmitter) Operating Voltage:DC12V Operating Current:30MA Operating Frequency:315/433MHz Transmitting Distance: 200-3000m(please notice that is the ideal distance without any block and signal interfere , it would rise and fall about 10%-50% with the block and signal interference ). Note: 433mhz and 315 mhz are available ,315mhz will be sent out if there is no demand on frequency package included: A: 6 x Receivers(with cover) 1 x Transmitter(with battery) B: 8 x Receivers(with cover) 1 x Transmitter(with battery) C: 12x Receivers(with cover) 1x Transmitter(with battery)