Automatic Gate Opener With Infrared Sensor Safety Beams System. VSEUMET 609 Single Beam Photocell Sensor Enhance the Safety and Efficiency of Your Automatic Sliding, Coil, and Garage Doors with the VSEUMET 609 Single Beam Photocell Sensor. This Advanced Sensor Includes a Transmitter and Receiver, Equipped with an Integrated Amplifier to Produce a Precise Infrared Beam That Prevents External Light Interference. Designed for Versatile Use Even at Low Heights (20-40cm from the Floor), It Guarantees Reliable Detection over Distances of 5 to 15 Meters. The MICROCELL Technology Ensures a Self-detecting Function. If the Beam is Interrupted, the Door Will Immediately Stop Closing and Reverse to Its Full Width, Reopening Until the Path is Clear. This Feature Ensures Seamless Operation and Heightened Safety for Both Residential and Commercial Applications. Features: - Distance: Up to 15 Meters - Infrared Frequency: 1.92kHz - Power Supply: 12 to 24 VDC/AC - Wave Length: 940nm - Operating Temperature: -20°C to 180°C - Relay Output: 1A Max * 36V - Weather Adaptability: Range Can Reduce by 30% in Bad Conditions (rain, Dust) - Automatic Reversal: Stops and Reverses Doors Upon Beam Interruption Ensure Your Automated Doors Function Smoothly and Safely with the VSEUMET 609 Single Beam Photocell Sensor..