Bosch Smart Home Twinguard Smoke Detector with Air Quality Measurement and App Function, Compatible Apple Homekit

- Enjoy peace of mind when you're away with this Bosch smoke detector that sends real-time notifications to your phone - Connect to the Bosch Smart Home app for air quality insights and instant fire alerts - When there's fire or smoke, this sensor alerts you with a loud siren - It comes with screws, plate and tape - everything you need to install the detector quickly and easily - Replaceable batteries means you can just pop in new ones when needed- Multi-purpose alarm monitors smoke, temperature, humidity and indoor air quality__________________________________________________________Please note: The Bosch Smart Controller (sold separately) is required to connect your smart home devices. Pair with other Bosch Smart Home devices (sold separately) to unlock full features, such as using with the Eyes Indoor Camera for alerts to trigger live video, or with the Door/Window Contact Sensor to detect break-ins.

2 in 1: Professional fire protection and constant air quality measurement in one device React quickly: Immediate app notification with quick dialling in the event of an alarm Healthy room air: Continuous measurement of air quality, room temperature and relative humidity with push message via app in the event of poor values Ventilation reminder: Philips Hue and LEDVANCE Smart+ lamps integrated into the system signal air quality (green/yellow/red) so that you can open windows where necessary Box contents: 1x Twinguard smoke alarm, 6x preinstalled AA alkaline batteries, 1x installation plate for ceiling mounting, 2x screws and dowels, 1x installation guide Can only be used with the Bosch Smart Home controller available separately