1、Equipped with high power transmitter and receiver, high sensitivity, suitable for home use.<br> 2、With infrared sensor, with high safety and high level of anti-radio frequency interference / electromagnetic interference capability.<br> 3、Adopting the sealing design of rainproof, fogproof, dustproof and insectproof, the sensitivity of the detector will be automatically improved (AGC circuit).<br> 4、Adopts high-quality PC material and has the characteristics of corrosion resistance, aging resistance and wear resistance.<br> 5、The beam blocking period is adjustable and has strong adaptability. When interrupted, the relay outputs a voltage-free switching signal.<br> 1 x Single Infrared Sensor Transmitter1 x Single Infrared Sensor Receiver6 x Installation Screws6 x Expansion Pipes4 x Sensor Screws2 x Rubber Bands1 x English Manual<br> Condition: 100% NewItem Type: Single Infrared DetectorMaterial: PCTechnology: Active Infrared RadiationReception Range: ≤15m (Under a bad environment, such as rain, dust, etc., the reception range may be reduced by 30%)Frequency:<br> 1.92KHzInput Power: 12V-24V DC / ACWavelength: 940 mm / 37 inInput Current: Receive: 15mATransmit: 30mAOperating Environment: -20℃ - 70℃Maximum Load: 1A 36VWeight: Approx. 113g / 4ozProduct Size: Approx.<br> 7.5x<br> 4.5x<br> 3.5cm /<br> 3.0x<br> 1.8x<br> 1.4in Installation: The optimal installation height should be greater than 20cm, and the distance should not be less than 2m. When installing, the infrared protection device should be placed vertically and on the same horizontal line. When installing, you should install the receiving part first, and then install the transmitting part (when they are in a straight line, the OFF light in the receiver is off), and then fix it.