• 【Transparent Design】Unique see-through construction adds a modern, stylish touch while allowing visibility of the internal mechanics.

• 【Three-Speed Cooling】Featuring three adjustable fan speeds with cooling function, offering customizable comfort for various environments and preferences.

• 【Dual Function】Combines both fan and cooling capabilities, with easy-to-use controls for switching between modes.

• 【Portable Turbo Fan】Compact and lightweight design for easy carrying, perfect for outdoor activities, travel, or office use.

• 【Long Battery Life】Powered by a 2000mAh rechargeable battery, providing up to 10 hours of use on the lowest setting.

• 【Integrated Hanging Hook】Comes with a built-in hanging hook, allowing you to hang the fan on bags, tents, etc. Enjoy hands-free cooling wherever you go.

Specifications:

• Product model: W21
• Battery capacity: 3.7V 2000 mAh 18650 battery
• Input voltage: DC5V
• Charging current: 1A
• Working voltage:
• Fan first gear working voltage 5V
• Fan second gear working voltage 7V
• Fan third gear working voltage 9V
• Input power: 4.5W
• Battery use time: first gear use time: 10h, second gear use time: 5h, third gear use time 3h
• First gear wind speed + cooling use time: 1.5h. Second gear wind speed + cooling use time 1 hour and 20 minutes. Third gear wind speed + cooling use time 1 hour and 10 minutes
• Motor speed: first gear: 5800rpm; second gear: 7700 rpm; third gear: 9300rpm
• Wind speed: first gear: 3.1m/s; second gear: 3.8m/s; third gear: 4.6m/s
• Charging time: about 2-3H
• Material: PC/hardware/electronic components