4 wire Smoke detector SR-818
Operating Voltage :DC10V-30V Static current: 20μA Alarm output: Remote LED indicator Alarm current: 35mA@DC12V; 83mA@DC24V Installation:Celing mounted Working environment: -10°C~+50°C(≤95%RH No congelation) Dimension:100*48mm
standalone,9V battery, With escape light