10 Spectrum RGB Lighting Mode 5 Fans 5 Steps Height Adjustment Quiet and powerful performanceTECHNICAL SPECIFICATIONS: Main Fan Size: 140mm x 1px Small Fan Size: 60mm x 4pcs Main Fan Speed: 1400 +/- 10% RPM Small Fan Speed: 2500 +/- 10% RPM Rated Current: DC 5V Rated Voltage: 1.25A Rated Power: 6.3W Material: ABS Plastic Dimension: 400 x 280 x 50mm