Alarm System for Seniors, Home Security, Door Alarm, Security Systems Smart B13

Brand new in the box I bought for using at my grandmother's house and we ended up deciding to move her into a senior community where there is already surveillance and alarms.  Compatible DevicesAlexa  Item dimensions L x W x H10 x 2 x 2.7 inches  Connectivity TechnologyWifi  Protect Your Home with Instant Alerts: Receive real-time notifications whenever a door or window is opened. Stay informed wherever you are and respond quickly to unexpected activity.  Easy DIY Installation in Minutes: No drilling or professional installation required. Set up the system through the app and start protecting your home in just a few simple steps.  No Monthly Fees: Enjoy reliable home security without expensive monitoring plans. One purchase gives you everyday protection with no ongoing subscription costs  Expandable as Your Needs Grow: Start with the 8-piece kit and easily add more sensors and accessories to protect additional rooms, entryways or larger homes.  Ideal for Homes, Apartments & Rentals: Designed for homeowners and renters alike. A practical security solution for houses, apartments, garages and vacation properties