DieseRC DC 12V Remote Control Switch 4CH 433Mhz RF Wireless Relay Receiver Module with 2 Transmitter key fobs for Truck trunk Motor Garage Door Electrical Lock, 3 Operation Mode

【Great design】433Mhz RF wireless remote control swItch.Stable and reliable performance with high reception sensitivity (> - 105dBm). Radio frequency Signal transmission.Strong signal can pass walls, floors, doors,board and so on.It can be controlled within 50 meters distance in open area. The code of the chip is EV1527 learning code which is the most popular technology that make the remote control system more security. 【Easy to use】Extremely easy to set up and reset. There are 3 operating mode(momentary/toggle/latched mode) can be setup.You can easily setup by yourself depends on your requests. The operating mode of the product is adjustable.This item has already been setup in toggle mode.It can setup in mix mode too. Such as 2 channels in momentary mode and 2 channels in toggle mode. 【More Flexibility】 This receiver contain 4 relays, and there are 3 terminals(normally open, common, normally closed) for each relay.This 4 relays are independent, so that you can remote control each of them independently by pressing the remote button. Each receiver can store about 20 transmitters. And 1 transmitter can control multiple receivers( the transmitter need to match with receiver ).For example you can use two relays to control garege door/ motor and the other two to control Lights. 【Quality Assurance】High-quality relay that can be used over 100,000 times.Let this product is more long-lasting and stable to use.The blue high-power terminal can withstand a current of 10A, so that this product can have a good effect even when the current is unstable. The receiver is suitable for 12V voltage, it is more flexible to use. 【Wide Application】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, garage door, electric door, shutter door, expansion door and electric curtain, fan, Lamp, lighting, ventilation device, Signal transmission and so on.