【Small Size, Wireless Control】Small size, stable and reliable performance, high reception sensitivity, through wireless signals, you can control the devices you want to control, bringing more convenience to your life. 【220V, Wide Application】1. Mainly used to control electronic household appliances, such as remote control switches for water pumps, garage doors, curtains, tubular motors, lamps, various small household appliances, etc. 2. The 2-channel design can control the on/off of 2 products. It can also control the forward and reverse rotation of a motor. 【2 Remote Controls】3 working modes can be switched (momentary/toggle/latched). Supports 433 MHz frequency. The learning code has a high level of security due to its low repetition rate and relearning mode, which allows it to erase the old code and relearn a new one if a remote control is lost, so you always retain control. 【Easy to Use】Easy to install, learn, and control. Two independent relay channels can work together to reverse