deltaModelAFB0612EHESize60 * 60 * 38mmBearingSuperflo (dual ball bearing) Stard voltageDC12VElectric current 1.68AM aintain optimal continuous operationTime80, 000 hoursFan connector4-pin connector (See the physical picture of the Dell plug, you need to change the motherboard 4P Message Description)FeatureMaintenance- double ball bearing, long lifeHave sufficient cooling air volume pressure