DETECTION RANGE: Features a reliable sensing distance of 50-70mm (1.9-2.7 inches), ideal for standard door and window installations DURABLE CONSTRUCTION: Crafted from high-quality zinc alloy material for long-lasting performance and reliability ELECTRICAL SPECIFICATIONS: Operates on 12V DC with a low current draw of 120mA, ensuring efficient power consumption COMPATIBILITY: Designed to work in conjunction with main alarm system units for comprehensive security monitoring COMPLETE PACKAGE: Includes a full set of magnetic detecting contacts with all necessary components for installation, Weight: 0.440924524 Pounds, Manufacturer: Zerodis