Honeywell Home 5899 Spare Magnets for 5816 (4 Pack)

The 5800 Series of door and window transmitters provide the most reliable, convenient and cost effective solutions for security protection. These devices are powerful and versatile enough to help solve even the toughest, most labor intensive installations. This two zone transmitter has built-in magnetic reed switches and wired closed circuit contact loop. With a demonstrated outdoor range of over a mile, the 5800 Series has the best performance of any transmitters available today.