【Perfect Match】Industrial grade turbofan + combined sealed foam, creating a powerful cooling effect, and it is 360 degree undifferentiated cooling, no matter where the cooling hole of your laptop is, the same cooling effect can be achieved. 【Turbo Huge Fan】The GT600B0 is equipped with a more powerful turbine fan, which has a diameter of 14cm and can generate a wind pressure of 47.3MmH2O. It can strongly push the air, allowing the hot air inside the laptop to flow quickly. It also uses a metal body, making it more durable and sturdy. SEALED MAGNETIC FOAM - Flexible sealing foam allows GT600 and your laptop to be well connected, lock the air volume, it gets the best cooling effect, it has magnetic suction function for better replacement and fit. 【Treat Rear Exhaust Gaming Laptops Friendly】Bottom air intake design completely eliminates the heat return problem of rear exhaust laptops. 【HUMANIZED DETAILED DESIGN】Front control panel, display screen, adjustable fixed buckle, independent power adapter, touch start, seven height adjustable brackets and non-slip pad are all designed to serve you better. 【Choose Carefully for Noise-Sensitive Users】GT600B0 is a well-deserved performance monster. It uses industrial-grade turbofans, the higher the speed, the higher the cooling effect, and the higher the noise, so that its noise can reach 55dB at the highest speed. People's normal conversation is about 50dB, if you are sensitive to noise, please buy carefully