Door and window security alarm sensor - Perimeter protection for home and beyond This product provides a door and window alarm to alert you to unauthorized entry. It is suitable for use at home, in a small office, business, garage, student dormitory, apartment, or even a motorhome. - Why you need it - Early warning of possible break-ins helps deter intruders and gives you time to respond. - A loud audible alert can deter attempts and notify occupants and neighbors. - Key features and materials - ABS material: safe to handle, robust, and corrosion resistant, designed for long-term use. - Door and window alarm capability: the sensor can trigger when a door or window is opened without authorization or when someone strikes the protected surface. - How it performs - After installation, the alarm emits a strong, audible alert if the door or window is opened unlawfully or if someone bangs against the cabinet or window. - Practical use scenarios - Residential protection: secure entry doors and main windows in houses or apartments to deter unauthorized access. - Office, hotel room, or garage security: provide a clear alert for entry points in small commercial spaces. - Dormitories and travel vehicles: protect personal spaces in student housing or motorhomes during travel. - Reliability and suitability - Robust construction suitable for daily use across multiple settings. - Designed to provide a clear warning to occupants and act as a deterrent for potential intruders. - Suitable for households with children - Helps monitor frequently used doors to improve safety and awareness in homes with kids.