• eWeLink 433Mhz Door Window Alarm Sensor
eWeLink 433Mhz Door Window Alarm Sensor

eWeLink 433Mhz Door Window Alarm Sensor

Wireless Door Sensor Anti-Theft Alarm Compatible With Alarm Host or RF Bridge For Smart Home Automation Security Alarm System

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  • China Warehouse

Dispatch:Usually will be shipped inbusiness dayshours

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: china



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Note: This sensor can't work alone, it must work with 433MHz alarm system or Sonoff RF Bridge 433.


This is a door and window alarm sensor. The door alarms can work with Sonoff RF Bridge 433, alarm system, etc. The door alarm sensor detects the opening status and immediately sends alarm notification message to the APP. 

*With panic button 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.

Power Supply: 12V 23A Alkaline battery  (not included)
Wireless frequency: 433.92MHz
Protocol: EV1527
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℉)
Size: Main body (D*W*H): 82*41*17mm
Deputy body (D*W*H): 56*13*16mm

Package Information:
Package Size: Approx. 10 * 5.5 *2cm / 3.9 * 2.2 * 0.79in
Package Weight: Approx. 46g / 1.6oz

Packing List:
1 * Wireless Door / Window Sensor
1 * Set of Mounting Stickers 
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