??Sealing rubber ring for enhanced cooling?:The seal ring and blower are designed to create superior cooling.Suitable for 14-17 inch laptops, the best choice for gaming laptop cooling. ??Air filtration is effective against dust?:It comes with two air filters to prevent dust from building inside the laptop. The filter is easy to disassemble and clean. ??Seven-color lighting?:It has seven colors of light, four light modes, and the lights can be turned off. ? ?Bracket height adjustable?:Ergonomically designed, the height of the stand can be adjusted to avoid damage to the spine. ??Third gear speed?:It has three kinds of wind speed adjustment. When playing, the high-speed gear has good cooling effect, and the low-speed gear in office is energy-saving and environmentally friendly. ??Firmly installed??Two-way adjustable anti-slip bezel for good laptop retention. ??Front operation pane?l?The operation panel is on the front side of the cooler for easy operation. ??Dual USB??Dual USB interface, does not occupy the interface of the laptop. Packing list: GT300 cooling pad (with 14-inch rubber ring) *1, USB power cable (1.8 m) * 1, 17-inch rubber ring *1 Weight: 1180g Size:400*348*50mm Color: Black Blower speed:4500RPM MAX Light:Slow change of seven colors Interface:Dual USB Line length:1.8m Compatible laptop: 14-17 inch