Silent Fan for Computer Cases 6cm/7cm/8cm/9cm AMD CPU Cooler Hydraulic Bearing Small Chassis Cooling Fan PC Cooling System _x005f_x000D_ Specification: _x005f_x000D_ Bearing Type: Hydraulic Bearing _x005f_x000D_ Fan size: about 60*60*10mm/2.36*2.36*0.39 inch (6cm), about 70*70*15mm/2.76*2.76*0.59 inch (7cm), about 80*80*25mm/3.15*3.15*0.98 inch (8cm), about 90*90*25mm/3.54*3.54*0.98 inch (9cm) _x005f_x000D_ Speed: 3500±10%RPM (6cm), 2500±10%RPM (7cm), 1800±10%RPM (8cm, 9cm) _x005f_x000D_ Line length: about 260mm/10.24 inch _x005f_x000D_ Fan interface: small 3PIN + power supply large D port (6cm), small 3PIN (7cm), small 3PIN + Molex power supply large 4PIN _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1*Fan _x005f_x000D_ 4*Self-tapping Screws _x005f_x000D_