433Mhz RF wireless remote control switch.Stable and reliable performance with high reception sensitivity (> - 105dBm). Strong signal can pass walls, floors, doors.It can be controlled within 50 meters distance with no obstacle.There is an antenna extend out of the box, so that you can stretch it for the better signal reception.

Extremely easy to set up and reset. There are 3 operating mode(momentary/toggle/latched mode) can be chosen.You can easily set up by yourself depends on your needs. The operating mode of the product is adjustable.This item has already been set up in latched mode. And "ON" button to turn on, and "OFF" button to turn off .

The receiver adopts 30A relay, which can load high-power electrical appliances to ensure long-term stability control. 

High-quality relay that can be used over 100,000 times.Let this product can be more long-lasting and stable to use.The high-power terminal can withstand a current of 30A, so that this product can have a good effect even when the current is unstable. 

Products can be used in homes, farms, factories, offices, laboratories, supermarkets and so on.You can remotely operate every device connect with the relay receiver through the remote control. such as lights, pump, wireless security alarm, fan, Lamp, wireless door alarm, ventilation device, monitor, printer, fountain and other electrical equipment etc.