Aqara Door&window Sensor Smart Home Devices Security System Work with Apple HomeKit

Aqara Hub is required and sold separately

Detects if a window or door is open in real time
Peel & Stick, Triggers Aqara Hub Alarm and Push Notification, 2 Years Battery Life

A Smart Sensor for Every Door and Window
For an added peace of mind, install the Aqara Door and Window Sensor so you will never have to worry about the status of your doors and windows.

Turn On the Lights Automatically When You Open the Door at Night
When you open the door in the evening, the Aqara Door and Window Sensor will send a signal to the Aqara Wall Switch to turn on the lights. No matter how late you get home, the lights will automatically turn on.