PLOJOP Security Window Door Alarm, Portable 90dB Wireless Sensor for Home & Travel Security, Easy DIY Installation, No Tools Needed (Battery Not Included)

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About this item

• Effortless Step Setup: Get your security active in just 3 simple steps: 1) Insert 2 AAA batteries (not included), 2) Peel and stick the adhesive to your door or window, 3) Flip the ON/OFF switch. The distance between the magnet and the alarm should not exceed 0.4in.
• 90dB Loud Alarm to Deter Intruders: The moment a door or window is opened and the magnetic contact is broken (over 0.4 inches), the alarm triggers a piercing 90dB siren. This loud, startling sound is designed to scare away potential thieves, alert you immediately, and draw attention from neighbors—giving you critical seconds to react and stay safe.
• Multi-scenario Usage: Protect every vulnerable entry point with a single, These compact sensors are perfect for windows, front/back doors, sliding glass doors, apartments, offices, hotel rooms, and even garages.
• Keep Kids & Pets Safe: Perfect for family safety. Use the loud alarm as an alert if a child or pet tries to open a door or window unsupervised. It helps prevent wandering into restricted or outdoor areas unattended, giving parents an extra layer of protection and awareness inside the home.
• All-Weather Durability: Durable and long-lasting, 100 per cent new and high quality. Engineered to withstand various environmental conditions. This alarm features a dust-proof design and maintains stable performance in extreme temperatures, high humidity, or dusty areas—perfect for both windows and doors.