1. High-impact material, stronger resistance to pressure, resistant to extrusion and deformation, anti-fall, anti-smashing, anti-puncture, high-density ABS hard-core protection type,

2. Built-in turbo four fans, gentle wind, circulating airflow in the cap, large-capacity battery, extremely fast cooling, no pressure to cool down, silent bottom noise, low sound, long life, small size, four-speed adjustment cooling, air volume can be adjusted at will,

3. External high-brightness headlight, with three modes of strong light, weak light, and flashing, to improve night visibility;

4. Built-in high-capacity lithium battery, one charge, one day of battery life.