SONOFF DW2 Wi-Fi Door/Window Sensor

Thanks to its included adhesive, it attaches in seconds to any door frame or window sill, without tools or screws. No gateway is needed: pairing is done directly via Wi-Fi through the eWeLink application, and alerts arrive instantly on your smartphone as soon as an opening is detected, making the SONOFF DW2 Wi-Fi door and window sensor one of the most accessible solutions for securing a home.

Three-month history, camera linking, and low battery alert

The DW2 automatically retains up to three months of event records in the application, viewable at any time to check comings and goings. Paired with a compatible eWeLink camera, the DW2 can automatically trigger the display of the video feed upon detection of an opening, to quickly check the situation from the application. A low battery alert notification is sent before the level becomes critical, so you're never inadvertently left without surveillance.

Installation in seconds and real-time monitoring for the SONOFF DW2 Wi-Fi door and window sensor

Weighing only 28 grams, the SONOFF DW2 discretely integrates into doors, windows, cupboards, or drawers thanks to its compact size. Its status is visible in real-time from the eWeLink application, which also allows you to consult the event history and receive instant notifications in case of an opening. Designed to work with the eWeLink ecosystem, the DW2 can also be integrated into certain third-party home automation platforms, such as Home Assistant, depending on the integration method used and the functionalities available at the time of installation.

FAQ

Does the DW2 work without a gateway or hub?

Yes, the DW2 connects directly via Wi-Fi through the eWeLink application without an additional gateway. This is one of its main advantages over Zigbee sensors that require a hub.

Are batteries included in the box?

No, two standard AAA batteries must be provided separately. The eWeLink application sends an alert notification when the level becomes low to anticipate replacement.

Can the DW2 be linked to a camera for visual confirmation?

Yes, the DW2 supports linking with a compatible eWeLink camera from the application, allowing the video stream to be automatically displayed upon detection of an opening to confirm activity in real-time.