About this item
- Door alarms or window alarm sensors 120dB alerts a person to a door or window opening. Please note: this alarm does not work on uneven surfaces.
- For Kids Safety: Prevent children going out the house without notice. Also ideal entry door alarm for your home, office, apartment, garage and so on. Once the alarm and magnet are separated more than 0.39 inches (1cm), the alarm siren keeps going until you close the door.
- Ultra-thin door and window alarm sensors with 2 adjustable settings (off/on).3xLR44 batteries included.
- Easy installation, No wiring needed! No screws needed! Included double sided tape! (Note: Keep the installation area clean and ensure that the sensor is installed within 0.39 inches from the arrow side of the alarm)
- Ultra-sensitive also Low battery indicator to check battery life. This is a PERFECT AFFORDABLE compliment for your home security.
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