Homematic IP Wireless window contact

(This text is machine translated) The Homematic IP window and door contact with magnetic sensor registers the opening and closing of windows or doors and immediately transmits this information wirelessly to connected devices, such as radiator thermostats or alarm sirens. In conjunction with the appropriate thermostat, heating costs can be saved or your home protected in the best possible way. The contact can be operated in two different modes. The classic control via a Homematic IP Access Point or a control center (CCU2/CCU3) allows the combination with all Homematic IP devices via the free app and control via the Internet. Alternatively, thanks to the push-to-pair function, the contact can also be linked directly to up to 8 Homematic IP radiator thermostats - basic. The contact is operated with LR03 batteries, which are already included in the scope of delivery and can secure the energy supply for up to 4 years. The contact is mounted with screws or a double-sided adhesive strip, completely flexible accor...