1. ❤【Three Concentrator Nozzle+combined sealed foam.
2. ❤【Rapid cooling】：The high-velocity airflow accelerated through the nozzle, combined with the sponge's sealing effect, generates intense air pressure to rapidly exhaust hot air from the laptop interior.
3. ❤【User-friendly features】：USB power delivery (with direct laptop connection or adapter), backlit keys, power-off memory function, and expanded USB interfaces (1 input/3 output configuration).
4. ❤【Replaceable air filter cotton】：Installing filter cotton at the air intake can effectively prevent dust from entering the laptop interior, thereby protecting the device. The filter cotton should be replaced every 2 to 6 months for optimal performance.
5. ❤【 Five-speed wind adjustment】：It has five 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.
6. ❤【Bracket height adjustable】:Ergonomically designed, the height of the stand can be adjusted to avoid damage to the spine.