Antminer S21pro Fan. Ships from US Based location. Take Off from new miners, never used.

Model: DF1403812B2FN

Bearing: High precision double ball bearing

Size: 140 * 140 * 38mm

Voltage: DC 12V

Current: 5A

Speed: 7300RPM +/-10%

Air volume: 336CFM

Noise:70dB-A