The L-HT-SG is the latest in wireless heat detector technology. It is a fully intelligent device and compatible with all Argus wireless Translator and Expander modules. The detector is designed for open area protection giving the best possible warning of a fire condition in locations where smoke detection technology is not suitable. The well-proven adaptive radio signal processing algorithms ensure the highest levels of life safety and system reliability are achieved. An in-built magnet test allows easy activation to verify correct functionality and response. 8 year battery life, utilises standard low cost lithium battery technology, bi-directional wireless communications, multiple sensitivity settings, device identification tab.