What is this?The Photoelectric Eye Beam Sensor is a photoelectric sensor that uses infrared light to detect the presence of an object. It creates a safety barrier, detecting any movement between the transmitter and receiver. Once the infrared beam is blocked, the door is perfectly controlled to stop or reverse automatically.What will I get?Product Name: Active Single-Beam Infrared DetectorDetection Range: 20 metersOperating Voltage: 12V, 24VSupply Current: >50mAOperating Temperature: +50°C to -30°CDimensions: 76 × 49 × 29 mm / 2.99" x 1.93" x 1.
eBay