4 Pack Door Alarm & Window Alarms for Home Security, 120dB Wireless Door Alarm Sensor Kit, Loud Wireless Home Security System for Kids Safety, Magnetic Door Open Alert for House, Office & Shed

• 【Multi-Functional Sensor】Designed for versatile use, this door alarm sensor doubles as a window alarm, doorbell, refrigerator alarm, or cabinet protector. Great for monitoring entry points, keeping kids safe, and preventing unauthorized access to restricted areas.
• 【Slim Compact Design】With an ultra-slim, compact design, this door alarm sensor fits almost anywhere—doors, windows, cabinets, gates—securing your spaces without standing out. When you’re staying alone, it becomes your most reliable door security device by alerting you upon door/window openings.
• 【Loud 120DB Alarm】This powerful wireless door alarm sensor system emits a 120db siren when triggered, instantly warning you and deterring intruders. An ideal low-cost home security upgrade that helps protect your loved ones and valuables.
• 【Easy DIY Installation】No tools needed – simply insert 2 aaa batteries (not included), peel off the backing, and stick the door sensor to your desired location using the included double-sided adhesive tape door alarms for your home. No drilling, wiring, or professional help required.
• 【Wide Application】The window door alarm can also be used as a window security alarm, pool alarm, shed alarm, garage alarm or sliding door alarm, making it the perfect solution for apartments, mobile homes, offices, hotels, shops and more. Perfect for homes, apartments, dorms and offices.

This Complete Wireless Security System-4 Pack Window Alarms And Door Alarm Sensors Specifications: Size: 9.1 x 3.1 x 2.2cm Color: White Package Included: 4 x Door Alarm Sensor Features: Protect your home and loved ones with this 4-pack wireless door and window alarm sensor kit, a simple yet powerful solution to enhance your home security without the cost and complexity of traditional systems. Each door alarm sensor in this pack delivers a loud 120dB siren when triggered, effectively alerting you to unauthorized access and deterring potential intruders. This wireless DIY door and window alarm system is perfect for safeguarding your home, office, garage, or apartment—no wiring or technical installation required. Installation couldn’t be easier: just insert two AAA batteries (not included), peel off the protective film on the included double-sided adhesive, and stick the door sensor to your desired location. No tools, screws, or professional help needed. The compact and lightweight design makes it ideal for renters and homeowners alike. More than just a window alarm for security, this sensor is highly versatile. Use it on refrigerator doors to prevent children from accessing food or medicine, on liquor cabinets to block underage access, or on pool gates to prevent accidents. Keep your children safe from dangerous areas, monitor elderly loved ones who may wander, or simply create peace of mind while sleeping or away. This door alarm sensor is ideal for any household with children, elderly family members, or individuals with special needs who may unknowingly open doors or windows. Thanks to its wireless design, you can even take the door stop alarm with you when traveling—perfect for hotel rooms, dormitories, or temporary living spaces. " Typical Uses: Windows, Doors or Sliding Doors Home, Office or Businesses Garage, Shed or Workshop Static Caravan / Lodge Summerhouse / Mancave Outbuildings: Protect Bikes, Tools, Sports Equipment Display Cabinets: Home, Shops, Museums, Exhibitions, Trade Fairs.