Tapo Door Sensor Starter Kit, Matter Compatible, 3X Door Window Contact Sensor and 1X Hub with Built-in Chime, Smart Automation, Real-Time Notification, T31 KIT

【Door & Window Safeguard】No more second-guessing. Simply check the status of your windows and doors from anywhere with the Tapo app.
【Tapo Hub: Effortless Connections, Extended Battery Life】The Tapo Hub acts as the central hub for your smart home, efficiently connecting sensors, switches, and buttons. By utilizing an ultra-low power wireless protocol, connected devices’ battery life last up to 10x longer.
【Integrated Security: Tapo Sensors and Cameras in Sync】When a door or window opens, paired Tapo pan/tilt cameras instantly track the intruder and activate an alarm.