Check the listing for details. Honeywell Home 5815 Wireless Door/Window Transmitter. Condition: New. Listed at 39.99 USD. Honeywell Home 5815 Wireless Door/Window Transmitter Advanced Security LLC offers UL Alarm Monitoring Services starting at $15.00 per month or DIY Self-Monitoring Services starting at $10.00 per month, NO Contracts, NO Hidden Fees, & NO Activations Fees. Message or visit our website We are an Authorized Alarm DC, Honeywell Home, Resideo, AlarmNet, Ecolink, DSC, Telguard, SecureNet, Uplink, Alula & 2GIG Security Dealer. We only sell Genuine Products, from authorized distributors . Not closeouts or old stock. The Honeywell Home 5815 Wireless Door/Window Transmitter are ideal solutions for installations where small size and aesthetics are important. They provide reliable, convenient and cost-effective solutions for door and window protection. These devices are powerful and versatile enough to help solve even the toughest, most labor intensive installations. With a demonstrated outdoor range of over a mile, the 5800 Series has the best performance of any transmitters available today. Main Features Sleek design Two reed switches Transmits supervisory, tamper and low battery messages Includes a supervised replaceable CR123 battery Dimensions: 3" H x 1-1/2" W x 7/8" D 781410418998