Door Window Alarm Sensor Wireless Door Sensor Anti-Theft Alarm Compatible With Alarm Host for Smart Home Automation Security Alarm System Four-Piece Set

Overview:
This is a door and window alarm sensor. The door alarms can work with alarm system. The door alarm sensor detects the opening status and immediately sends alarm.

Features:
*With low battery remind function
*Low-consumption chip design, which can make it work long time.
*High Sensitivity. Excellent design, tiny and fashion. Easily install with stickers.
*Simply attach one piece to your door or window, and attach the other piece to the door or window frame.
*Ideal intrusion warning for homes, apartments, mobile homes, dorms, offices, hotel rooms, garages, etc.

Specifications:
Battery: LR44*3
Voltage: 4.5V
Current: 60mA
Volume: 120dB
Action distance: ≥15mm
Launch distance: ≥150m (open area)
Quiescent current: ≤5μA
Emission current: ≤10mA
Battery life: 12-18 months
Operating environment: -10℃-50℃ (14℉-122℉)

Package Information:
Package Size: Approx. 11.5*6.5*4.5*cm
Package Weight: Approx. 150g

PackageList:
4* Wireless Door / Window Sensor
1 * English manual