DSC EV-DW4917 Wireless Door/Window Contact, Recessed, 3/4″ Width x 2-1/2″ Height, With 3 Volt CR2 Lithium Battery

DSC EV-DW4917 Wireless Door/Window Contact, Recessed, 3/4″ Width x 2-1/2″ Height, With 3 Volt CR2 Lithium Battery

Features

• Small, Compact Design
• Long-Life Lithium Battery Included
• Flexible Mounting Options Screw Mount or Press Fit
• Reliable 433 Megahertz Technology
• Powerful, Rare Earth Magnet
• Ships Complete with Flanged/Non-Flanged, Brown/White Access Caps