Magnetic door window alarm sensor 120db alerts a person to a door or window opening. | Prevent children going out the house without notice. Also ideal entry warning for your home, office, apartment, garage and so on. | Ultra-thin door and window alarm with 2 adjustable settings (off/on).3xLR44 batteries included. | Easy installation, No wiring needed! No screws needed! Included double sided tape!

Super loud survival whistle: double tubes emergency whistle can provide up to 120 decibels, enough to be heard at long distance. | Premium Quality: Aluminum Alloy Material, strong and durable. | Lightweight: only 12g, easy to carry. | Water-resistance camping whistle: Be used in all-environment all-weather, rainy day, humid weather with excellent airflow design. | Versatility: Loud safety whistle

125DB Loud Window Alarm: When NOOPEL glass break alarms detect vibration or shock waves associated with glass shattering, they sound an 125db alarm continuously 30 seconds. | Adjustable Sensitivity Settings: With roller vibration sensitivity adjustment design, you can set sensitivity level easily to prevent false alarms | Ultra Slim and Low Battery Indicator: Includes FIVE glass break alarms, each dimension Size: 2.9" x 2.9" x 0.4”, each with 2 adjustable settings ON/OFF, each with 3 X LR44 Batteries included. Built-in low battery indicator to check battery life easily. | Easy Installation: By simple peel and stick as includes double sided tape! No wiring needed! No screws needed! | For Your Safety: Ideal window alarm for your safety to deter intruder thief entry and alert residence. Also perfect glassbreak warning for your house, office, apartment, garage, dorm, RV, hotel and so on.