Features: brand new and high quality Dual turbo fan, no heat dissipation without output: the configuration of two 12cm ultra-quiet fans, effective cooling set do not die. Low noise fan design: 12cm brushless dual fan, without comprehensive heat dissipation with no output. RGB breathing lights show cold temper: dreamy and beautiful sets of flange light effect are split in full. Four speed height adjustment, there is for always a suitable height for you. Applicable computer equipment size within 16 inches. Specifications: Product material: engineering plastic iron mesh Fan speed: 1200-10% rpm Rated voltage: 4.5-5V for DC Power: 1.25-4.5W Operating current: 0.25-0.9A Applicable size: computer equipment within 16 inches Fan Size: approx. 120x120x20mm/4.72x4.72x0.79in (2 pcs) Size: approx. 40x29x5cm/15.75x11.42x1.97in Package Includes: 1PC x Laptop RGB Cooler note: 1. Due to different monitors and light effects, the actual color of the item may be slightly different from the color shown in the pictures. Thanks! 2. Allow 1-2cm measurement deviation due to manual measurement.