80mm and 90mm fans for computer power supply units / Internal PSU fans.
These fans go in computer power supplies. They are NOT computer case fans due to the fact that their connectors WILL NOT fit any motherboard.
There are 2 types of 2pin connectors. Please check pictures and compatibility with your Power supply.
Supplied with screws.

-CH90S12M:
-Brand: Maxima
-Size: 90x90x25mm
-Connector: 2pin
-DC12V, 0.17A, 2.04W
-Speed: 3000RPM
-Airflow: 46CFM
-Noise: 31dB
-Wire length: 20cm
-Weight: 90g
-Bearing: ?

-KD1209PTB1:
-Brand: SUNON
-Size: 90x90x25mm
-Connector: 2pin
-DC12V, 0.24A, 2.9W
-Speed: 2700RPM
-Airflow: 49CFM
-Noise: 34dB
-Wire length: 20cm
-Weight: 112g
-Bearing: Ball bearing

-Generic:
-Brand: Various brands available
-Size: Slim 80x80x15mm
-Connector: 2pin
-DC12V
-Speed: ?
-Airflow: ?
-Noise: ?
-Wire length: 15cm
-Weight: 48g
-Bearing: Sleeve bearing