Near silent 14cm fan with distinctive Emperor Blue rotor blades and crystal clear frame. Unique adjustable fan frame design enables fixing in cases or coolers with mountings for 13, 13.5 or 14cm. Anti-vibration pins and low air impedance blades ensure the ultra quiet acoustic experience. Universal fittings for 13, 13.5 or 14cm cases and coolers. Ultra quiet acoustics Precision balanced low air impedance fan blade.s Anti-vibration mounting pins Case fan with distinctive Emperor Blue blades Application PC case or heatsink fan. Dimension: 139 x 139 x 25mm. Fan speed 1000 RPM. Fan airflow: 47.1 CFM (79.8 m3/h). Fan air pressure: 0.70 mm H20. Noise level 19.5 dB(A). Current rating: 0.12A. Voltage rating: 12V DC. Bearing type: Sleeve. Fan life expectancy: 30, 000 hours. Connector 3pin.