SanJie Home Security Wireless Door Alarm System

Ultra-Loud 0-120 DB Adjustable Alarm
– Customize volume for home, office, or sensitive environments (elderly/kids). Instant alert deters intruders.
4 Versatile Modes
– Chime, alarm, vibration, or silent mode for flexible use on doors, windows, or cabinets.
Remote Sensing with Precision
– Advanced wireless tech triggers within 1.2" contact range. No blind spots.
Kid/Dementia Safety Focus
– Magnetic sensors prevent wandering. Ideal for nurseries, hospitals, or senior care.
Tool-Free Installation
– Strong 3M adhesive backing. Durable ABS housing resists wear & weather.
Bulk Ready
– Cost-efficient for hotels, rentals, or retail chains. Global voltage compatible (CR2032 battery included).
Lowest Price Guaranteed
– Wholesale batches ship same day. Custom OEM/ODM support available.