1) Dimension :a)80*71.5*25mm b)80*71.5*38mm c) 92*82.5*25mm d)92*82.5*38mm e)110*90*25mm f) 120*105*25mm g) 120*105*38mm h) 135*111*38mm i)150*122*50mm j) 172*162*51mm k)200*167*60mm 2) Rated voltage: AC 110V 60HZ, AC 220V 50HZ 3) Type: ball bearing, sleeve bearing 4)Safety Approvals:CE、TUV、UL、CUL、CCC 5)Electric strength: AC 1500V for 3 sec (﹤0.5mA allowable between lead wire and frame. 6)Insulation resistance:10M ohm between lead wire and frame(DC 500V) 7)Life expectancy(ball bearing):50,000hrs rain at 25 degree C relative humidity 65%+/-20% 8)Life expectancy(sleeve bearing):＞30,000hrs rain at 25 degree C relative humidity 65%+/-20% 9)Operation temperature:-10 to 70℃ 10)Storage temperature:-40 to 75℃ 11)Lead Wire:UL1007(AWG18-30) 12)Protection:Motor protection and polarity protection 13)Plastic Material:Black PBT(UL 94v-0)glass filled 14)Frame:aluminum alloy Impeller:Plastic 15)Electric Strength:AC 1500V for 3 sec