Single Wireless Remote Control Switch 3KM Long Range DC 12V 2CH RF Wireless Remote Control Switch System Transmitter Plus Receiver for Control light TV Camera Video Audio signal Electric Lock

Specification: Color: Black(Receiver) + Gray (Transmitter) Power Supply: 9V Battery (NOT included) Channel: 2 CH Remote Control Distance: 0-3000m ( Ideal distance without any block and signal interfere, it would rise and fall about 10%-90% with the block and signal interference.) Encode: Fixed code, soldering Frequency: 315MHz Decode: Fixed code, soldering Power Supply (Operating Voltage): DC 12V Relay: 10A/250V AC, 10A/125V AC, 10A/30V DC, 10A/28V DC Work Voltage Range of Relay: AC 110-240V or DC 0-28V Operating Temperature: -40° to +80° Receiver: 8 * 3.5 * 2cm / 3.1 * 1.4 * 0.8in Remote control: 15 * 4 * 2.5 cm / 5.9 * 1.6 * 1.0in Package Weight: 92g Learn Code and Remove Code: 1. Learn: Press the learning code .the indicator from on to  off, loosen your finger, press any button of the remote control, the indicator flash 2 times and off, it means you learn it correctly. 2. Remove: Press the learning button about 8 seconds, the indicator turns on to off, it means the Code had been removed correctly. Package Included: 1 * 3KM Remote Control Transmitter (Battery is not included!) 1 * Remote Receiver Module (Including shell)