Model: 624/2 HHSize: 60X60X25mm (length 6cm, thickness 2.5cm)Voltage: 24VWorking voltage: 18-28VCurrent: 3.5WCurrent: 146maSpeed: 8000 RPMAir volume: 54m3 / H 34CFMNoise: 42dBAMaximum wind pressure: 0 --- 125PaWorking temperature: -20 ~ 70 °Bearings: high precision double ball bearingsHousing material: glass fiber reinced PBT plasticImpeller material: glass fiber reinced PA plasticLife: Life L10 at 40 ° 65000H at the highest temperature life L10 32500H