Bosch Smart Home Contact II Plus Door & Window Sensor - Anthracite, Silver/Grey

With the Bosch smart window & door sensor, you can relax knowing your home's got an extra layer of protection. Thanks to its built-in vibration sensor, it can spot break-in attempts just from the movement on the frame, so the alarm goes off before anyone's even stepped through the door. Plus, it works with your other smart kit - like your heating - through the Smart Home controller. With the Ventilation setting, your smart radiator thermostats will automatically turn down the heat when it senses a window's been opened.Good to know- Check if a window or door is open anytime using the app or asking your voice assistant - Use the built-in button to pause the sensor or trigger your own automations, like switching on your smart lights - Add it to your smart automations to trigger actions when a door or window opens or shuts - It's easy to install with the included spacers and tape and has replaceable batteries