Aqara Door and Window Sensor T1 | 2 Years Battery Life Triple Lens It also operates in extreme

It also operates in extreme cold

and other portable devices

Always On: Schedule your camera to record in 4K at your demand and with the added flexibility of Pre-recording and PIR Trigger modes for greater battery efficiency

Simply use your voice to view live camera footage

and Video Occlusion Alarm

Aqara Door and Window Sensor T1 | 2 Years Battery Life Triple Lens It also operates in extremeThe Aqara Door and Window Sensor T1 detects if a window or door is open in real time. For an added peace of mind, install the Aqara Door and Window Sensor so you will never have to worry about the status of your doors and windows. Door and Window Sensor is compatible with Apple HomeKit and Amazon Alexa and countless other smart devices in the world to create your ideal smart home lifestyle. A Smart Sensor for Every Door and Window: Aqara Vibration