About this item

• The door alarm emits a 120 dB sound, and the LED light activates when a door or window is opened more than 1 cm. This Noopel alarm system for home security is designed to quickly deter intruders and alert residents.
• 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! Just affix the provided stickers to various parts of the house, such as doors, windows, cabinets, drawers and gates. (Note: Keep the installation area clean and ensure that the sensor is installed within 1 cm from the arrow side of the burglar alarm.)
• Ultra-sensitive also Low battery indicator to check battery life.This is a PERFECT AFFORDABLE compliment for your home security.