Main Feature: ◆ reset after power disconnection ◆ infrared photoelectric sensor ◆ network output / LED indicator ◆ stainless steel shield for anti-EMI ◆ SMT adopted ◆ Strong adaptability to circumstance ◆ Dustproof, mothproof, anti-white light Technology parameter: Operating voltage: DC12V Standby current: ≤2mA Alarm current: ≤10mA Operating temp.: -10℃～+50℃ Working humidity: ≤95%RH Alarm mode: network output / LED indicator Detecting area: 20 square meter Sensitivity: class I Alarm output: relay output (N.C.) Dimension: Φ104*51mm