1. Using aluminum-grade semiconductor refrigeration chips, the powerful cooling is like walking into an air-conditioned room2. There are 80 holes on the upper and lower air outlets, and the feeling of being surrounded by the wind3. Double-layer turbofan, high-speed turbo motor4. 24 turbine blades, 80 holes surround the wind, the design of the turbine blades and air holes can efficiently cut the air and let you feel a softer cool breeze5. Partial silicone adjustment, in line with human body design, soft and comfortable material, light and comfortable as if nothing, enjoy the natural wind6. The width can be adjusted at will, and it is more comfortable not to get stuck on the neck7. Twist up and down to adjust, wind direction and wind force can be adjusted at will8. Lightweight and long-lasting battery life, the cool breeze will accompany you all day9. Light and comfortable noise reduction10. Enclosed fine mesh for air intake, no curly hair, no sticky long hair to wear, safe and portable11. Motor speed: 4000-5500rpm12. Working voltage: DC 5V13. Rated current: 0.4A-1.1A14. Battery capacity: 4000mAh15. Power supply mode: USB/built-in lithium battery16. Battery voltage: 3.7V17. Function: Up and down wind, semiconductor refrigeration, turbo blades, no curling hair18. Material: ABS+Silicone19. Dimensions: 185 x 56 x 219MM20. Net weight: 370G21. Gross weight: 563GSpecification: Package Weight One Package Weight 0.58kgs / 1.29lb One Package Size 21cm * 7cm * 25cm / 8.27inch * 2.76inch * 9.84inch Qty per Carton 36 Carton Weight 21.70kgs / 47.84lb Carton Size 63cm * 43cm * 51cm / 24.8inch * 16.93inch * 20.08inch Loading Container 20GP: 193 cartons * 36 pcs = 6948 pcs40HQ: 448 cartons * 36 pcs = 16128 pcs