Door Window Alarm Sensors 4 Pack New Version with Two Volume Levels NOOPEL Burglar Intruder Entry Sensor Alert for Home Security with Batteries Included

Price: $25.88 - $21.97
(as of Mar 31, 2025 21:35:40 UTC – Details)

NOOPEL upgraded alarms for doors and windows with volume control:
provides 120db(high) and 90db(low) two levels for your choice:
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 children babies 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:
1.3 setting: HIGH(120db)/OFF/LOW(90db)
2. High temperature resistant, corrosion resistant.
3. Portable Magnetically Triggered Door Window Alarm Sensor.
4. Easily mounted by double-side adhesive tape.
5. Powered by 3 pcs LR44 batteries included.
6. Please keep the alarm and sensor close enough, gap less than 10mm(0.39inch).
7. The alarm is NOT volume adjustable and it has NO time delay function.
8. Work with door types: Sliding Doors, Patio Doors, Hinged Doors, Folding Doors, French Doors etc.
Work with window types: Single/Double hung windows, Casement Windows, Awning Windows, Slider Windows etc.

NOOPEL door window alarm is perfect solution for indoor personal security
which can be used for bedrooms, hotels, garages, apartments, dorm rooms, shops, offices,
RVs, windows, doors, balconies, sliding glass doors and more.

Please note: Although the door alarms work well as entry alert for swimming pool,
it is not UL 2017 compliant. Then it can’t pass a pool inspection in some states.

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TWO VOLUME LEVELS: NOOPEL Window Door Alarm has 120db loud and 90db loud two levels, more choice for your home security solution: when door or window opens, helps to deter intruder thief entry and alert residence.
FOR KIDS SAFETY: Ideal door alarm for kids safety to prevent toddlers going out without notice. Also perfect entry warning for your house, office, apartment, garage, dorm, RV, hotel and so on. Perfect solution for indoor personal security!
EASY To INSTALL: By simple peel and stick as includes double sided tape! No wiring needed! No screws needed! Note: make sure the gap between the alarm and magnet sensor within 0.39inch.
ULTRA SLIM: Includes four pool alarms for doors, each dimension Size: 2.9″ x 1.5″ x 0.4”, each with 3 adjustable settings high/off/low, each with 3XLR44 Batteries included.
LOW BATTERY INDICATOR: Built-in low battery indicator to check battery life easily.