Wide Application — Works for all gate openers. Can be widely used for access control system, parking lot, defence wall, door and window, balcony, garage, passage and other places. Great to be installed for security system in school, office building, hosipital, home yard, etc._x000D_ Stable Signal Transmission — High-power infrared transmitter & receiver. The transmitter creates a reliable and invisible infrared beam up to 65in (20m). When interrupt the infrared beam, the relay will output switch signal._x000D_ Waterproof & UV Proof — Fully-sealed waterproof and dustproof egg shaped cover, sunlight-filtering case, enables it to work in harsh environment. Easy installation._x000D_ Reliable to Use — Features advanced security technology that ensures multiple protection & safety. Infrared Photocell beam will make the gate stop or reverse automatically in case of obstruction happening to protect your safety and property._x000D_ Easy to Install — Install each pair at the opposite positions.Then there is a infrared area between these two detector parts. When someone passes the infrared region, the detector will send alarm signal to the security alarm host (which not included here)._x000D_ Specification:_x000D_ Color: Black_x000D_ Material: PC (Water Proof, UV proof)_x000D_ Detect Area: Outdoor: 20m; Indoor: 30m_x000D_ Detect Speed: 30ms_x000D_ Infare-Red Frequency: 1.92Khz_x000D_ Wave Length: 940nm_x000D_ Working Voltage: DC 12-24V_x000D_ Input Curren: RX 15mA – TX 30mA_x000D_ Relay Output: A1 36W_x000D_ Item Size: 76*49.2*21.6mm/3.0*1.9*0.9in_x000D_ Packing List:_x000D_ 1 * Pairt of Infrared Sensor( Transmitter and Receiver)
