ITEM NAME:Wireless Remote Control Switch RF 433Mhz AC 220V 2CH Relay Receiver Module C2B3 Wireless Remote Control Switch RF 433Mhz AC 220V 2CH Relay Receiver Module C2B3 Working voltage: DC12V Static working current: Less than equal 10mA Working temperature: -40 Celsius - + 80 Celsius Receive sensitivity: greater than equal -95dB Working frequency: 433.92MHZ Output current: Less than equal 10A Working mode: jump and switch, jog, self-lock, interlock (adjustable) mode: positive Reverse colour: As shown Material: ABS Package Contents: 1 * 433MHz RF Remote Control Transmitter 1 * Single Channel Remote Control Receiver Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.