105dB Instant Response Magnetic Door Sensor Alarm
Ultra-sensitive magnetic sensor triggers a piercing 105dB alarm instantly upon door/window opening—ensures rapid response for security breaches. Heavy-duty ABS housing with reinforced internal components withstands harsh environments. Precision-engineered contact mechanism eliminates false alarms; adjustable sensitivity suits various gap widths (up to 25mm). Peel-and-stick 3M adhesive backing for tool-free installation—ideal for hospitals, retail stores, warehouses, and home safety. Dual-mode operation: continuous alarm or delayed entry alert (30s). Low-power design with replaceable CR1632 battery (included). Compact size (65x30x20mm) blends discreetly into any setting. Bulk pricing available for commercial/industrial deployments.