Description:Control lights， TV， motors， fans， cameras， video signals， audio signals， electric doors， locks， windows， curtains， cars， etc.Can set different codes for using two or more receivers in the same placeHigh penetration， wireless signal can pass through walls， floors and doorsOne/ several transmitters can control one/ several receiversPlease refer to the user manual for detailed operationSpecification:Receiver ParameterSupply Voltage: AC 220VStatic Current: == -105 dBRelay Spec. : 7A， AC 10A， 14V DCOperating Temperature: -40 to 80 deg CDimension (L x W x H): 10 x 6 x 3cmTransmitter (Remote) ParameterBattery Voltage: 12V (1 piece)Dimension (L x W x H): 12 x 4.3 x 1.5cmChannal: 2CH (with STOP button)Range: 10-50MPackage Includes:1 Piece Receiver1 Piece Transmitter ( Powered by 1 x 23A 12V battery ， Not included. )