Features: *Dual Beam Infrared Sensor with professional CPU chips, strong anti-interference, high levels of anti-RFI / EMI capability. *Full-function diagnostics, environmental adaptive, fault lock. With long lifesapn and low power consumption. *Beam response time adjustment. You can adjust the installation height according to your pet height to prevent false alarm when pet passing.   Specifications: Power Supply: DC13.8~24V; AC11~18V Current consumption: 65mA max Light Source: Infrared LED                                             Infrared beam number: Two beams  Detection Way: Interrupt two light beams at the same time Alarm Distance: 100m(outdoor); 300m(indoor)     Induction Speed: 50-700msec Alarm Output: N/O & N/C Optional Contact Capacity: AC/DC30V 0.5Amax Light adjusting angle (Horizontal): 180° (±90°) Light adjusting angle (Vertical): 20° (±10°) Work With: Barrier Defense/Alarm System,etc. Material: Aluminum, PC Working temperature: -25°C to +55°C Item Size/Each: 16.9 * 8.5 * 8.5cm (D*W*H) Item Weight(with case)/Each: 255g     Package Information: Package Size: Approx. 24.3 * 17.8 * 9cm / 9.6 * 7 * 3.5in Package Weight: Approx. 710g / 25oz