Wide Application: Suitable for garage doors, electric doors, massage chairs, and other motor-driven equipment. Remote Operation: Control DC motors remotely with the ability to store up to 20 transmitters per receiver. Strong Signal: Utilizes 433MHz RF technology to transmit through barriers with high sensitivity. Easy Setup: Features three operating modes (momentary, toggle, latched) with simple setup procedures. Reliable Performance: Ensures stable operation with a reception range of 20-50 meters. Working Voltage: 12V - 80V DC Max Current: 5A RF Frequency: 433MHz Encoding Support: 1527 learning code Receiving Sensitivity: ≥97dBm RF Working Mode: ASK superheterodyne wireless reception Working Temperature: -30°C to +80°C Reception Range: Over 50 meters in open space Quiescent Current: <10mA Color: As Shown Material: ABS Package Contents: 1 x RF Relay Receiver 2 x Remote Controls