4010S 40mm x40mm x10mm Brushless DC Cooling Fan
Dimensions: 40mm × 40mm × 10mm
Speed Reference: 4000 ± 10% RPM
Noise Reference: 18DB
Air volume reference :18.17-25 .97 CFM
Rated voltage: 12V
Rated current: 0.10A
Package Type: Bulk
Scope: graphics, Northbridge fan replacement
Lead Length: 22CM, with KF2510 3P plug
The yellow line is no function and cannot adjust the fan speed.