AKOYU Window and Door Alarm When Opened (2 Pack) for Kids Safety/Home Security, Wireless Opening Sensor Alarms for Sliding Glass Door, 120dB Burglar Alert, Ideal for Business,Garage,Apartment, Black

Features

• Alarm for Door & Window: The 120dB siren sounds immediately when the door/window opens, preventing unauthorized entry and ensuring the safety of your home and property.
• Easy Installation & Use: No wiring required. Powered by 2 AAA batteries (not included), with strong 3M double-sided adhesive for simple, tool-free installation.
• Versatile Usage Scenarios: Ideal for homes, offices, pool areas, warehouses, etc. Prevents children from sneaking out, unauthorized door/window access, and provides anti-theft protection.
• Powerful 120dB Alarm: The alarm emits a loud 120dB sound when the door/window opens, effectively deterring intruders and alerting family members.
• Four Modes: Features four modes: door/window open alarm, doorbell mode, alarm stops when door closes, and door/window open reminder—perfect for various needs.