patio;easy to carry during travel.Convenient for detecting door and window openings.Our alarm siren not only shocks the intruder, but also wakes you up while you sleep.Also very suitable to prevent your children from opening doors and windows they shouldn't!It can even be used to prevent terrible accidents for sleepwalkers. High Decibel 130dB door and window alarm: This alarm has a vibration sensor, which is the perfect choice to detect broken glass and when doors or windows are forced open.Vibrating alarm.Loud enough to alert the occupants of apartments and buildings when an intrusion occurs, loud enough to warn neighbors, strongly deter thieves and stop intruders in time.Let's feel safe. Simple installation: the sensor is suitable for all windows.Easy to install.The back of the alarm comes with strong adhesive.Use a small amount of alcohol to clean the area that can host the alarm to ensure adhesion.Just tear off the sticker to install and stick the back to your window or door.It does not destroy the original decoration of the doors and windows.Small in size and does not take up space. Minimalistic and simple operation: unique alarm for doors and windows with ultra-slim design.There is a switch that can be turned on or off.We bring the switch to "on", as needed, the LED will flash for 5 seconds.When the sensor detects vibrations, the alarm activates and emits a 130 dB alarm to warn you of potential burglaries and to scare away intruders.You can use one or more options to stick self-adhesive windows or doors. Wide applications: suitable for your home, office, garage, dormitory, shop, warehouse, warehouse, hotel security, etc.Used for glass doors and windows, drawers, cabinets, safes, home security doors, etc.Also used for garage doors, garage, RV, RV, car, child window.Security is one of the best gifts.Buy one for each door and window and show your concern to your loved ones.