Open Closed

The Open Closed keeps track on when doors or Windows get opened or closed. In the app you can also see the histroy of Status changes of your doors and windows.

Dimensions:              50 x 50 x 18 mm
Battery Life:              ca. 2 Years (type CR 2032)
Radio frequency:     868,3 MHz
Highest offset between both parts up to +/- 2,5 mm