KERUI 10PCS Wireless Window Door Magnet Sensor 433MHz Home Security

Model Number : D025 Brand Name : KERUI Origin : Mainland China Certification : NONE Smart home platform : NONE Type : Wireless Door window Sensor Quantity : 10 Function : Door window open detection Power supply mode: : 1 2312V battery Operating frequency: : 433MHZ Ambient temperature: : -10-50 Relative humidity: : 95% Launch distance: : 100M (open space) Overall dimension: : 90*55*55mm Low power alert: : indicator light is on long KERUI 433mhz Wireless Door Window Sensor Open Detector GSM PSTN Home Alarm System Home Security Voice Burglar Smart Alarm System Note: if you don #39;t buy the alarm device from our store,we can #39;t give 100% guarantee that the sensor is compatible with your device. hope your understanding for this. 1, Transmission frequency: 433MHz 2, Operating Power: 1*23A 12V Battery(not including) 3, Built-in Antenna 4, It will send the alarm signal to control host once the door or window is opened 10 pcs*wireless door window sensor(battery not including)