DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Sliding Gate Opener Accessory 24V 1Pair

Features:Wide Application -- Works for all gate openers. Can be widely used for acce control system, parg lot, wall, door and window, balcony, garage, paage and other ps. Great to be installed for security system in school, office building, hosipital, home yard, etc.Stable Signal nsmiion -- High-power infrared nsmitter & receiver. The nsmitter creates a reliable and invisible infrared beam up to 65in (20m). When interrupt the infrared beam, the relay will output switch signal.Waterproof & UV Proof -- Fully-sealed waterproof and dustproof e shaped cover, sunlight-filtering case, enables it to work in harsh environment. Easy installation.Reliable to Use -- Features advanced security technology that ensures multe protection & safety. Infrared Photocell beam will e the gate stop or re automatically in case of obstruction happening to protect your safety and property.Easy to Install -- Install each pair at the opposite positions.Then there is a  infrared area between these two parts. When someone paes the infrared region, the   will send alarm signal to the security alarm host (which not included here).Specification:Color: BlaMaterial: PC (Water Proof, UV proof)Detect Area:  Outdoor: 20m; Indoor: 30mDetect Speed: 30msInfare-Red Frequency: 1.92KhzWave Length: 940nmWorg Voltage: DC 12-24VInput  Curren: RX 15mA - TX 30mARelay Output: A1 36WItem Size: 76*49.2*21.6mm/3.0*1.9*0.9inPaing List:1 * Pairt of Infrared Sensor( nsmitter and Receiver)