433Mhz RF Wireless Remote Control Switch, AC 110V/220V/230V/240V 2-Channel Relay Receiver with 2 Remote Controls for Garage Door/Shutters/Lights/Pumps < br />【Great Design】Wireless RF 433 MHz Remote Control Switch. Stable and reliable performance with high receive sensitivity (>97dbm). A strong signal can pass through walls, floors, doors. It can be controlled less than 50 meters away without obstacles. 【Easy to reach; 】Extremely Easy to Use】Set up and Reset. There are 3 operating modes (momentary/switched/locked mode). You can easily configure it yourself according to your needs. The operating mode of the product is adjustable. These products are tested before shipping and are all configured in on/off mode. More Flexibility: This receiver contains 2 relays and there are 3 terminals (normally open, common, normally closed) for each relay. These 2 relays are independent, so you can control them at any time. space each one independently by pressing the button on the remote control. Each