KERUI D025 433MHz Wireless Magnetic Door Window Alarm Sensor Detector Contact System

Description : KERUI D025 433MHz Wireless Magnetic Door Window Sensor Detector Contact for 8218G X1 G15 G18 Alarm System Features : Compound multi-layer design. Built-in omnidirectional antenna. Superior circuit design. High-performance and low power consumption. Superior ABS material. Specification : Static Current: 20 mA Transmission Current: 15mA Transmission Frequency: 433MHZ 0.5MHZ Transmission Distance: About 30m with one barrier Internal Distance: 15 mm Working Condition Temperature: -10 to +40 Humidity: 90% rh Battery Life Time: About 8 months (Battery includes.) Transmitters Size: 70 x 36 x 15 mm Magnet Size: 64 x 13 x 13 mm Package includeds : 1 x KERUI D025 Door Sensor 1 x English User Manual Details pictures :