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Special Features:Security;Use:Door;
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Special Features:Security;Use:Window;
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Special Features:Security;Use:Home Security System;
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Customer Reviews

Door Contact Sensor Push Button Switch for Home Security Alarm System
$2.72$4.32-37.04%
Special Features:
Security
Use:
Home Security System
Window
Door
Quantity:
Add to Cart
Wishlist
Features
High-Sensitivity Door Contact Sensor with Push Button Switch
Durable zinc alloy casing with anti-corrosion coating ensures long-term reliability in harsh conditions. Precision-engineered magnetic reed switch offers instant detection for doors/windows under 25mm gap. Waterproof IP54 rating allows stable performance in humid environments like basements or garages. Low-power design extends battery life to 3+ years with included CR2032 coin cell. Universal compatibility works with most 433MHz alarm systems (check frequency before purchase). DIY installation requires no wiring – adhesive backing or screw-mount options included. Multi-scenario applications: secure smart homes, retail displays, warehouse equipment monitoring, or industrial safety triggers. Ships in bulk quantities with OEM customization available.
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