Requires an Ethernet Tag Manager.
Wireless reed (Hall effect) sensor for monitoring door/window. Uses CR2450 battery which provides 3x battery life compared with regular Wireless Tags to reduce battery exchange labor. 3 year battery life is expected.
With matching magnet piece and mounting screws.
Uses low power Hall effect sensor and matching magnet to detect open/close of any gap, works on any door/windows.
Battery: Installed, CR2450 x 1 (replaceable, where to buy)
Supports PC/Mac through a web browser, app push notification: iOS 9.0 and above, Android 5 and above. Works with Amazon Alexa and Google Home.
Notice: This product no longer supports connection of DS18B20 external temperature probe. Use any of the Outdoor Probes instead for this purpose.