【Unique Design】433Mhz RF Wireless remote control switch. Stable and reliable performance, sensitivity reception (> - 105dBm). A strong signal can pass through walls, floors, doors. It can pass through walls, floors and doors, control the receiver from any location within a reliable distance. The maximum range can reach 164 feet without obstruction. 【Easy to install. use】 Extremely easy to use. configure and reset. There are 3 working modes (momentary/toggle/latched mode) that can be chosen. You can easily configure it yourself according to your needs. The working mode of the product is adjustable. This element has already been used. Summer configured in locked mode. And the "ON" button to turn on and the "OFF" button to turn off. 【Sensitivity 】The receiver adopts a 30A relay. capable of charging high-power electrical appliances to ensure stability control. à long term. Each receiver can store approximately 20 transmitters. And one transmitter can also control multiple receivers (the