Feature Listing for Door Alarm Sensor
Ultra-sensitive magnetic sensor detects door/window openings instantly with loud 120dB alarm. Durable ABS housing withstands impact and harsh weather for long-term outdoor/indoor use. Precision-engineered contact mechanism ensures zero false alarms with 15mm optimal detection gap. Peel-and-stick installation takes seconds—no tools or wiring required. Ideal for securing apartments, dorm rooms, nurseries, and retail displays. Includes adjustable volume control and ON/OFF switch for customized protection. Powered by standard 3V CR1632 battery (included) with 12-month lifespan. Compact 2.1” x 1.3” design blends discreetly with any decor while providing visible theft deterrent. Bulk purchase available—wholesale pricing for property managers, hotels, and security system integrators. ISO-certified manufacturing guarantees consistent quality across all units.