The outdoor wireless & battery-free window contact transmitter reports immediately when a door or a window is closed or opened:
- full stand-alone, the device is powered by the solar cell and operate without maintenance even after a few days in the dark
- its very compact design makes it easy to install on any any aluminum, plastic or wood window
- for security purpose, a report signal is sent every 15 minutes on top of any status change
- the IP 54 box makes the switch suited for outdoor environment