Smart Life Wireless Door and Window Sensor
Fastest Delivery: 3-10 Business Days

Product Information:

The Intruder is Seen on the Sensor Page of the Application. Whether your Doors and Windows are Open or Closed, You Can See the Open and Close Status of the EWiLink Application in Real Time.
Real-time Battery Power Display and Low Power Alerts Ensure you Know How Long the Sensor Can Operate and When you Need to Replace the Battery. With a Simple Peeling and Pasting Installation, It Is Easy to Snap Into Door Frames and Window Sills.
The Sensor can Operate for Up to 3 Months if Doors/Windows are Opened or Closed 3 Times a Day.

Note:
1. The device is only for 2.4 GHz WiFi
2. If the router works under dual bands (2.4 GHz and 5GHz), please update the eWeLink application to V4.0.0 or higher.
3. The device will be closer to the smartphone during the synchronization process to obtain a good signal status.
4. Not compatible with Alexa and Google Home.