3 to 4-pin adapter	8CM SILENT COLOUR FAN Near silent 8cm fan with distinctive Smokey coloured rotor blades and crystal clear frame. Designed with low air impedance blades, ensuring the ultra quiet acoustic experience. Silent colour series case fans Ultra quiet acoustics Precision balanced low air impedance fan blades Case fan with distinctive Smokey blades  Application  PC Case fan  Fan dimension  80 x 80 x 25mm  Fan speed  1800 R.P.M.  Fan airflow  23.19 CFM  Fan air pressure  1.49mm H20  Fan life expectancy  30000/hrs  Bearing type  Sleeve Bearing  Connector  3-pin with RPM sensor  Voltage rating  12V  Voltage rating  7V  Noise level  20 dB(A)  Product code  AK-190-SM 3 to 4-pin adapter 4 case screws