4-Channel Wireless Relay Remote Control Switch, 433MHz RF Remote Control, AC 230-220V 10A Relay Receiver with Key Fob, 2 Transmitters, Large Terminal, Easy Wiring

【Excellent Design】433 MHz RF wireless remote control switch. Stable and reliable performance with high reception sensitivity (>-97dBm). A strong signal can penetrate walls, floors, and doors. It can be controlled from up to 50 meters away without obstacles. You can remotely operate each machine connected to the relay receiver via the remote control.
【Easy to Use】Extremely easy to set up and reset. There are 3 operating modes (momentary/toggle/latching) to choose from. You can easily configure it yourself according to your needs. The product's operating mode is adjustable. These products are tested before shipping and programmed in toggle mode. It can also be configured in mixed mode. Such as 2 channels in momentary mode and 2 channels in toggle mode.
【More Flexibility】 This receiver contains 4 x 10A relays, and there are 3 terminals (normally open, common, normally closed) for each relay. These 4 relays are independent, so you can remotely control each one independently. It is a potential-free contact relay. Passive output. Dry contacts. Each receiver can store approximately 20 transmitters. And one transmitter can also control multiple receivers.
【Quality Assurance】High-quality relays with a lifespan of over 100,000 uses. This makes the product more durable and stable in operation. The high-power terminal can handle a current of 10A, so this product can perform well even with unstable current. The receiver is suitable for a voltage of 85V~240V, making it more flexible to use. Suitable for 220V, 230V, 240V, and 110V.
【Wide Application】These products can be used in homes, farms, factories, offices, laboratories, supermarkets, etc. You can remotely control each device connected to the relay receiver via the remote control. Examples include garage doors, electric doors, shutter doors, expansion doors and electric curtains, motors, lamps, lighting, ventilation devices, signal transmission, and so on.