Dc fan:32x25 fan motor, with or without impeller, patented product, water proof applied, applied for air humidifier, oven ect, Dc fan or motor fan:Size: 32x25mm motor with or without impeller1)Voltage:5V, 12V, 24V2)Speed: 3000rpm, 5000rpm, 8000rpm, other speed can be designed for customer3)Life:20000~50000 hours at 25 Deg C4)Certificate:CE, ROHS5)Impedance protected, over current protected 6) ...