Shelly BLU Door/Window ZB (Black)
£19.29The Shelly BLU Door/Window ZB is a battery-powered sensor for doors, windows and gates that reports open/close events instantly over Bluetooth or Zigbee. It also measures tilt angle on tilt-and-turn windows and ambient light, so it can trigger heating, security or lighting automations as well as simple entry alerts.
- Dual Bluetooth 5.0 and Zigbee connectivity in one sensor
- Measures tilt angle on tilt-and-turn windows
- Up to 5 years battery life from one CR2032
- Built-in light sensor for illumination-based automations