KERUI Wireless PIR Motion Detector Indoor Suitable for Home Security Alarm SystemP829

Note : 1.Not all the door sensor can work with your alarm system,please let me know what kind of alarm system in your hand before you order. 2.The passive infrared detector applies digital dual-core fuzzy logic control processing technology and intelligent analysis algorithms and can distinguish interfering signals and body movement signals effectively to prevent false alarms,it has quite far transfer distance and is environment friendly and energy saving,safe,reliable. 3.If you have any questions,please contact us without hesitation,our support email :fuers.csc01@outlook.com,we will offer you best service at our working time 6PM~4AM PST,thanks. Technical Parameters:External Adapter: DC5V Internal Battery: 2 "AA" 7 batteries Standby current: less than 50uA Working current: less than 25MA Detection range: 4-8 meters / 90 wireless distance: 100 meters (open area) The radio transmission frequency: 433MHZ Housing Material: ABS Humidity: less than 80% The detector size (length X width X height): 58 * 58 * 89MM Power:detector applies two power supply mode:external power adapter or internal battery,they can be used together and the power adapter wouldn't charger the battery. Packing including: 1*wireless PIR Detector