Wireless Door/Window Sensor
- When a window or door is open for airing, the heating is lowered which prevents energy from escaping. This saves heating energy and protects the environment.
- Can easily be mounted on any hopper or casement window (screw-on or adhesive mounting).
- Transmission confirmation and LED for low battery level.
- Adaptable for any number of radiator controls (00111935) and/or thermostats (00111936).
<b>Note for Consumers:</b>
Battery service life: up to 5 years, when 2 windows are opened for 2 hours per day.