Real-time remote monitoring without hub Track the status of doors or windows anytime and anywhere via WiFi or wireless connection, with no hub required for seamless remote monitoring. Energy efficient design and long battery life Advanced ultra-low energy design coupled with intelligent sleep state technology extends battery life and reduces maintenance on the WiFi door sensor. Burglary protection with instant alerts Highly sensitive door sensors provide updates on opening and closing events to deter intrusion and activate alarms without delay. Continuous monitoring delivers maximum security and helps protect your home from unwanted intruders. Any door activity is instantly detected and reported, supported by advanced detection technology for reliable performance. Smart safety automation Auto-arming on exit adds an extra layer of security, while customizable scene modes activate as soon as doors are opened. This intelligent safety system is tailored to your needs, enhancing everyday comfort while keeping your home protected. Compatibility and connectivity Works over WiFi or wireless connection without a hub, enabling easy installation and integration with your existing smart home setup. Performance highlights Low power consumption with fast, reliable state reporting and accurate detection of door activity. Use scenarios and practical applications - Leaving home: The sensor automatically arms on exit and sends you real-time updates on door status, giving you peace of mind from anywhere. - Everyday entry and comfort: When doors open, customizable scenes can trigger lights, climate adjustments, or other automations for convenience and safety. - Away from home or in busy households: Continuous monitoring provides security while you’re away, with immediate alerts if a door is opened or closed. Notes Size and material specifications are not provided in the original description.