2 wire led blids with led indikator Type : 2-4wire Alarm Contact: 0.8A @30V DC 0.4A @125V AC Voltage Range :12 ~ 30V DC Alarm Current : Max.30mA Standby Current :20 ~ 30μA (Loop response under 75μA) Sensitivity Setting : Comply to EN 54 Ambient Temperature : -10oC ~ +55oC Material : Fire-proof plastic Dimensions : 111mm(Dia.) x 50mm(H) Weight : About 170g Color: White