Mounting Hole Distance: 32mm (Standard 40mm Fan Spacing)
Fully compatible with most 40mm cooling fan replacements
Nidec C34247-16Dimensions: 42x42x10.5 MMVoltage: DC 5VOperating Voltage: DC 4.5V ~ 5.5VCurrent: 0.1A, (Max. 0.13A)Input Power: 0.5WSpeed: > 5000 RPMAir Flow: > 4 CFMNoise: 21.2 dBABearing: BallMounting Style: Rib TypeTermination: Standard 2-Wire / 12-Inch.