Door Window Alarm, 90dB Wireless Sensor Door Window Burglar Alarm for Home Security, Kids Safety and Office, Garage, Apartment, House, Easy Installation

["90dB Powerful Alarm：Once a door or window is illegally opened, the high-quality magnetic sensor instantly triggers a powerful 90dB alarm—loud enough to deter intruders and draw immediate attention, ideal for home security.","3-Step Easy Installation：No tools needed: 1. Insert 2 AAA batteries (not included); 2. Peel and stick to the desired spot; 3. Turn on the switch. Simple and quick—anyone can set it up.","Versatile for Multiple Scenarios: Not only for burglar alarm but also for monitoring kids, pets, or preventing access to dangerous areas; widely used in home, apartment, office, garage, and hotel.","Protect Your Family and Property: Helps prevent unauthorized entry, adding a reliable layer of safety for your children, family, and personal security. Enjoy greater peace of mind whether you're out or asleep.","Portable Design: Weighs only about 0.08 lb with a compact size of approximately 3.54× 1.18× 0.79(inch). Easily attaches to door knobs, window frames, or can be carried with you—takes up minimal space, provides protection anytime."]