SUPER LOUD 120DB ALARM --WOHOME Magnetic sensor window door alarm loud enough to notice it.(audible up to 750 feet/230M away)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, and can even be used to prevent children from leaving the house without inform.EASY INSTALLATION -- Size: 2.9" x 1.5" x 0.4. Easily mounted by adhesive, tape it on then window or door then all done! No wiring needed! No screws needed! It will be a perfect choice for your family, office ,apartment,garage or even RV.(Hotel, especially for women)INSTANT ALARM REMINDER-- ( The minimum trigger distance is 1 cm)The alarm will be triggered and alarm immediately when someone opens the doors or windows. The sound is louder, please avoid scaring children when using it for the first time.LOW BATTERY INDICATOR - 3xLR44 batteries included for each one.Ultra-sensitive low battery indicator to check battery life and will inform you to change battery.Usually our door window alarm can standby for 12 months.WARM HEART SERVICE - Super stable, versatile, sensitive, multi-environment. WOHOME magnetic sensor window door alarm will offer 100% customer satisfaction SERVICES, any questions, do contact us for help! We are always here to help you out.
Great product. Get it now before it's gone.