A better life because of you are wonderful.Features:100% Brand new and high quality!Turbo radiator， through turbine wind pressure， extraction of the hot air out of a running system， which stabilizes the operation of the notebook and prolongs its lifetime.With quite mute， high transfer， large wind and other advantagesUse high cost impact resistant plastic materials， compression wear resistance Two DC 5.5 interfaceHeight adjustable damping non-slip matSuper strong wind hole with 2 silicon ventilation， suitable model is more widelyFive， hydraulic turbine fan， heat dissipation is powerful， long life designSupports the most laptop， notebook Specifications:Color: Black/White/BlueMaterial: PlasticRated voltage: DC 5V Rated current: 0.25 +- 10% AInput power: 1.55WFan speed: 4000-5000 +- 10% PRMMax.Air Flow: 75.35CFMPackage Includes:1 x Portable Exhaust Radiator for Notebook1 x USB cable1 x Fixed board2 x silicon ventilationJust join us， enjoy a better life.