Technical Specifications Smoke Detector Model : DET-C631 Normal Rated Voltage 24VDC Operating Voltage 9.6 VDC to 30 VDC Quiescent Current ≤ 65uA ≤ 35uA Alarm Current 18 to 22mA (Typical 20mA) Remote LED Drive Current Output Max. 20mA Maximum Air Velocity 7.6 m/s - Weight 102g (160g with Base DB-6 ) 85g Operating Temp. Range -10°C to +50°C Relative Humidity 95%RH, Non Condensing @ 40°C Alarm LED Indication Red ( Continuous ) Normal LED Indication Green ( Blinking ) Ingress Protection IP42 Material of Body ABS Plastic ( To UL94V-0 Flammability Test Standards ) Colour of Body White Standards EN54-7