1/2/3pcs Doors and Windows Alarm Home Safety Anti-theft Wireless Door Magnetic Sensor Volume Refrigerator Window Open Reminder

Product Details Protect yourself and your home. No monthly monitoring service required. When the alarm sensor detaches, a loud 90 decibel alarm sound is heard. Lets you know when a door or window is open. Installation requires no tools, no wiring, no expense, and no installation hassle involved like expensive alarm security systems. These alarms mount securely to any surface with the included adhesive backing.

Some advantages: save money Protect yourself and your loved ones completely wireless Battery powered (battery included) Tape easily installs to window or door Magnetic sensor switch detects entrances and protects your home or office switch Use it to notify visitors

Package includes: 1/2/3pcs * Door and window alarm

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Choice: yes Brand Name: NONE Origin: Mainland China High-concerned chemical: none