size:50x40x10mm

Connector: 2Pin(2.54)

Rated current: 0.25Amp this can vary a bit 

Rated voltage:dc 5v

Fan speed:5300rpm±10%

Bearing: Sleeve bearing

Noise:27±10%dBA

Air Flow:2.1CFM±10%

Weight:16g/pcs
cable length: 28cm

Life: 35000 hours