ITEM NAME:Wireless Remote Control Transmitter and DC 12V 2CH RF 433Mhz Rleay Receiver I7J6 Wireless Remote Control Transmitter and DC 12V 2CH RF 433Mhz Rleay Receiver I7J6 Do not operate with power. Turn off the power to operate, and use it after the test is confirmed to be correct. When the voltage of the remote control is insufficient, please change the battery in time (the remote control distance becomes close when the remote control battery voltage is insufficient). When using wireless electronic products, care should be taken to avoid metal masks, large electronic devices, electromagnetic fields, etc., which have strong interference sources, to avoid remote control and short receiving distance or to work properly. Do not use this electronic product abnormally. Abnormal use will reduce product performance and longevity. In severe cases, damage to the product will also pose a safety hazard. Working voltage: DC12V Quiescent current: Less than equal 8mA single working current Less than equal 40 mA two working current (self-locking) Less than equal 80 mA Working temperature: -10 Celsius + 60 Celsius Receive sensitivity: greater than equal -105dBm Working frequency: 433MHz Output current: Less than equal 10A Color as shown Material: ABS Package Contents: 1 * 433MHz RF Remote Control Transmitter 1 * Double 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..Working frequency: 433MHz. Do not operate with power. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Do not use this electronic product abnormally.