SurfceMnt Wireless D/W Contact w/NC Input Brown

DSC WS4945BN Wireless Door/Window Contact, 1 Lithium Battery Included, 433 MHz, Brown

• Built-in reed switch
• Normally open external contact input
• 1 lithium battery included
• Reliable 433 MHz and 868 MHz technology
• Available in brown housing
• Case and wall tamper