Hispec Radio Frequency Mains Heat Detector With 9v Backup Battery Included

Brand new radio frequency heat alarm. This is a combined unit where your alarm head and radio base come as one. They work off a dip switch functionality which allows them to speak wirelessly to one another, just like our old wireless bases. The units come with a fast fix base which allows the installer to wire directly into the base of the unit, saving both time and maintenance costs. · · · Wirelessly interconnect up to 20 detectors · · 9v battery backup included · · Loud 85dB alarm · · Fast Fix base included · · Test function / hush feature · · Utilises the fast fix base included