Meross Smart Door Window Sensor (Hub Required, Not Included), WiFi Mini Contact for Home Security & Automation, Instant Alerts, Compatible with Apple HomeKit, Alexa, Google SmartThings

Safe and Secure Home Monitoring: Meross' advanced smart WiFi door sensor, compatible with Apple HomeKit, Alexa, Google Home, and SmartThings, ensures your home's safety and security. Monitor critical areas like bedroom doors, windows, garage entrances, basements, children’s rooms, pet doors, offices, and skylights effortlessly. Important Note: This product requires a Meross Hub to function (sold separately). Enhanced Home Automation Integration: Elevate your smart home experience by integrating the Meross Door Sensor with other HomeKit and Meross devices. Set up simple automation rules, such as turning on lights when a door opens, or discover even more possibilities for seamless home management. Instant Real-time Alerts: Receive immediate notifications via the Meross app to stay informed of any activity detected by your smart door sensors. Stay vigilant and respond promptly to important alerts, no matter where you are, ensuring peace of mind and proactive security measures. Superior Range and Versatility: A single Meross Hub can manage up to 16 sensor devices, using a reliable 433MHz low-power connection that penetrates walls effectively, extending up to 100 meters in open spaces. Equipped with a replaceable button battery, this compact sensor offers up to two years of battery life. Historical data is stored for free for two years and can be exported at any time for security audits. Compact and Easy Installation: Designed with a sleek, miniaturized form factor, the Meross sensor does not require additional tools for installation. Simply peel off the adhesive tape and attach it to your desired location. With a maximum magnetic sensor distance of 24mm, this device accommodates various installation scenarios. Dimensions: Main sensor (57 x 31 x 15 mm), Secondary sensor (28 x 15 x 11 mm)., Manufacturer: meross