120mmx120mmx38mm lead shell hole 105mmx105mm iron blade, used electro-mechanical medical equipment laboratory instruments venting heat, heat resistance 130 degrees. electro-mechanical health.[Type]: US12D22-GT[Dimension]: 120x120x38mm[Rated]: AV 220V[Power]: 16/15W 50/60HZ[Bearing type]: double ball[Fan] by: 5[Interface]: outlet