Honeywell 5816WMWH Wireless Door/Window Sensor (4 Pack)
- 5816 (4pack)
The 5816 is Honeywell's #1 Selling Wireless Transmitter with a Proven Track Record of Stability and Performance. Four units included.
Two zone wireless transmitter with both built-in magnetic reed switches and wired closed circuit contact loop.
Dimensions: 3-1/16" H x 1-9/16" W x 1-3/16" D