NOOPEL new version alarms for doors and windows offer a simple-to-use, cost-effective security solution to protect you and your family against home invasions, thanks for loud enough not only to cause a huge shock to the thief or intruder, but also to wake you up. Also ideal for preventing your kids from going out by opening doors or windows without notice. Not only can it be used to protect your family's safety, it also can be used to remind the forgetful old people that the doors and windows are not closed. You can even use it to keep a sleepwalker inside and prevent any accidents. Features: 1.2 setting: ON/OFF 2.High temperature resistant, corrosion resistant. 3.Portable Wireless Magnetically Triggered Door Window Alarm Sensor. 4.Easily mounted by double-side adhesive tape. 5.Powered by 3 pcs LR44 batteries included. 6.
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