[Design] RF wireless remote control switch. Stable and reliable performance, reception sensitivity (≤ 10dbm). A strong signal can cross walls, floors and doors. It can cross walls, floors and doors to reliably control the receiver from anywhere. [Easy to use]: very easy to set up and reset. 3 operating modes (momentary / toggle / latched) can be selected. You can easily configure it according to your needs. The product's operating mode is adjustable. This item is configured in latched mode. The button is open and the off button closes. [Wide application] Products can be used in the home, on the farm, in the factory, in the office, in the laboratory, in the supermarket, etc. You can remotely control every device connected to the relay receiver via the remote control. Such as lights, pumps, wireless security alarms, fans, lighting, ventilation units, screens, printers, fountains and other electrical equipment. [More flexible] very easy to set up and reset. You can easily add other wireless switches according to your needs.