Aqara(r) DW-S02D Door And Window Sensor P2

• Contact sensor for open/closed status monitoring - stay informed and secure with real-time notifications on your smartphone whenever the sensor detects activity; never miss a potential security threat and keep everything under control, whether you're at home or away;• Native Matter(TM) support - entering the Matter(TM) era, you no longer need to worry about different ecological platforms and technical protocols; all that's required is Matter(TM) app and Matter(TM)-compatible Thread Border Router; this means that connections across ecosystems and platforms become simpler and easier; requires with Aqara(R) Hub M3 to work with Aqara(R) Home app;• Local home automation - integrate it with your smart home ecosystem to enable advanced automations like adjusting thermostat settings or activating security cameras when a door or window is opened; automations are executed locally without the Cloud, protecting your privacy and will keep working even if there is no Internet connection;• Maximizing efficiency with voice assistant - supports Apple(R) Siri(R) and Alexa(R); with these voice assistants, you can receive alerts about events such as door entries, or ask about whether a door is open, keeping you on top of things at home;• Easy installation and maintenance - compact and stickable design makes it easier to integrate into various home environments, and users can place it in a variety of places and scenarios; powerful CR123A lithium battery means you don't have to worry about frequent battery replacement or maintenance;• Includes magnets, stickers, and user manual;