Meross Smart Door Window Sensor, Meross Hub Required, WiFi Mini Door Contact Sensor for Burglar Security Alarm and Home Automation, Real-Time Alert, Works with HomeKit, Alexa, Google Home, SmartThings

Safe and Efficient to Use: Meross’ advanced smart WiFi door sensor, compatible with Apple HomeKit, Alexa, Google Home, and SmartThings, ensures that your home is safe and secure. Conveniently monitor your bedroom doors and windows, garage doors, basements, children’s rooms, pet doors, offices, and skylights. NOTE: Requires a Meross Hub to work; this is the sensor only. The Hub is sold on the “Kit Versions” link
Home Device Automation: Take your home automation to the next level with the Meross Door Sensor and Easily set up triggers to control other HomeKit and Meross devices with simple automation settings, such as your home lights turning on when the door opens more linkages are waiting for you to discover
Real-time Alert Notifications: Get alerts instantly in your Meross app so you can stay informed of important alerts related to your smart door sensors, wherever you are, giving you peace of mind and allowing you to take quick action when necessary.
Superior Versatility: One hub can control up to 16 Meross sensor devices. The hub uses a 433MHz low-power connection solution and has better wall penetration capabilities, with a communication distance of up to 100 meters (in open areas). The product is equipped with a replaceable button battery, making it smaller in size. With the low-power design, the battery life can be up to two years. Historical data can be recorded for free (2 years) and can be exported for security inspection at any time.
Compact And Easy To Install: The new mini stylish design doesn’t take up any extra space. No tools are required; just peel off the tape and stick it where you want it. The maximum installation distance of the magnetic sensor reaches 24mm, which can meet the installation requirements of more complex conditions. Mini main sensor size (57 x 31 x 15 mm) Secondary sensor size (28 x 15 x 11 mm).