Tri-Zone Wireless Door/Window Contact

• 3 zones in 1 (each zone has an individual serial number)
• 1 reed/magnet combination zone
• Tilt switch mode for overhead doors
• 2 normally closed external contact inputs
• Long-life lithium battery included
• 1/2" (13 mm) maximum magnet gap
• Low-battery LED indicator
• Case tamper
• Reliable 433 MHz technology
• Includes backplate