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Prices, terms, and availability may vary online, in stores, and in–app. If the advertised price is not shown here, inventory at the advertised price may now be sold out. Please see the other offers, if available, while quantities last. Some items may be available from Marketplace Sellers, who set their own prices, and are not eligible for price match. Items sold in store by Walmart may be eligible for a price match to online items shipped and sold by Walmart. For variable weight items, price shown is an estimated price only – you will be charged for the actual weight of the item. See our

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Door Window Alarm Wireless Magnetic Sensor Burglar Alert 90dB pack of 10

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Keep Your Home Secure with Wireless Door and Window Alarms Peace of mind starts at the entry point. This set of 10 wireless magnetic sensor alarms delivers a powerful 90dB alert the moment a door or window is opened without authorization. Whether you are protecting your home, office, or hotel room, these compact and easy-to-install alarms provide reliable first-line security for any space. Key Features - Triggers a loud 90dB alarm instantly when door or window is opened unexpectedly - Simple 3-step setup with no tools required — powered by adhesive mounting - Magnetic sensor detects separation greater than 0.59 inches to activate the alert - Suitable for a wide range of entry points including doors, windows, and sliding panels - Helps keep children safely inside rooms and away from unsupervised exits How to Install 1. Clean the door or window surface to ensure a smooth, dry adhesion area 2. Align the main unit with the magnetic sensor according to the included instructions 3. Confirm the gap is no greater than 0.4 inches when closed, then power on to test 4. Note Door or window frame must be at least 1.2 inches wide for proper installation Applicable Scenarios - Homes, apartments, and mobile homes - Offices, hotel rooms, and garages - Child safety monitoring and pet containment Specifications - Material Plastic - Alarm Volume 90dB - Power 2 x AAA batteries per unit (batteries not included) - Trigger Distance Greater than 0.59 inches - Minimum Frame Width Required 1.2 inches Package Includes - 10 x Wireless Door Window Alarms