Bawofu 433MHz Wireless Alarm Sensor Door Window Detector for GSM Home Security Alarm System Compatible with 433MHz Alarm Hosts (White)

Price: $15.99
(as of Mar 04, 2023 12:01:20 UTC – Details)

2.Built-in antenna easy to set up and use – no wiring, it can pair normally 433mhz alarm system. High stability sensor, superior performance, high sensitivity and reliability
3.The door alarms for kids safety ,Innovative two-piece magnetic device alerts you when a window or door is opened .Power-saving design, low power consumption, long service life, practical and durable
4. The door alarm sensor operates up to 150 feet away from the Choice Alert Wireless Control Center ;It is mainly used for detecting vibrations to scare away thieves or remind the owner to pay attention to the movements of the incoming person
5. Wireless door alarm door open alarm, antenna for long wireless distance, free battery provides a layer of security for any door or window inside or outside