Nedis Smart Door / Window Sensor | Zigbee 3.0 | Battery Powered | Android™ / IOS | White. - Detect whether a door or window is open or closed at any time - within a range of about 30 m from the Nedis Zigbee gateway (Wi-FiZBxxx). - Fully integratable with your Nedis SmartLife application (via the Nedis Zigbee gateway) to combine with other smart products in automated processes. - Battery powered for flexible use - Battery life up to one year Nedis Smart Door / Window Sensor | Zigbee 3.0 | Battery Powered | Android™ / IOS | White. https://elecena.pl/product/22179643/zbsd10wt-door-window-contact-zigbee 2022-12-05 https://elecena.pl/product/22179643/zbsd10wt-door-window-contact-zigbee 2025-01-27