X-Sense Smart Door Sensor, Security Kit AS05/AS08 Accessory with Replaceable Battery, Compatible with Alexa, for Various Doors and Windows for Homes, Offices, Requires SBS50 Base Station, SDS0A

Note: the app features require use with the SBS50 base station (not included) Accessory for Expansion: The door and window sensor is an accessory for the AS05/AS08 home security system that connects to the SBS50 base station; boasts a transmission range of 1700 ft (500 m), which enables stable connectivity and flexible installation; simply press the pair button to connect the door alarm to the base station; supports up to 50 door sensors Timely Alerts: The door alert sends push notifications to your phone if it detects an open or unclosed door or window (if the unclosed reminder function is enabled); you can receive updates even when away, and share device access with family for real-time monitoring, making it ideal for households with children or pets App Remote Monitoring and Control: Easily monitor your door and window status from the X-Sense app on your phone; you can set up Home, Away, and Disarm Modes with automatic schedules to ensure your home remains protected, even when you’re away Wide Compatibility: The door sensor (2.13 × 1.38 × 0.71 in/54 × 35 × 18 mm) and magnet (2.13 × 0.39 × 0.71 in/54 × 10 × 18 mm) work well with sliding doors, French doors, attic windows, basement windows, and other accessible areas; its great adaptability provides thorough coverage for indoor applications