Sonoff DW2 WiFi Door / Window Sensor

Features :

No Gateway Needed
The sensor is paired with App via Bluetooth and is controlled on App via WiFi.

Low-Battery Reminder & History Records Check
There is a reminder on App about the low battery, and 3-month history records are automatically saved.

Status Sync & Camera Binding
Check the status of the sensor through App to get the real status. You can also add a camera to view.

Easy Installation
With Simple peel and stick installation, it is easy to fit in door frames and window sills.

Note
Batteries are not included in the package.

Keep linkage with SONOFF smart devices to create various smart scene
Turn on/off your light with an action
Notify you when the door/window is opened
Check the opening and closing status of door/window on APP
Battery-level display and low-battery reminder
Allow sharing the sensor with your family to monitor and control of your home
No gateway required
Bluetooth low energy pairing
Support to check history record on APP
Low-power Wi-Fi transmission for more lasting work time
Peel and stick installation, quick to use