Material：ABS+aluminum alloy
Technology:Texture
Capacity:4000 mAh
Rated voltage：3.7V
Rated power：5V 1.2A
Rated power:6W
Scope of application:Outdoor, office
Charging time：Approx. 3-4 hours
Fully charged：Red light during charging; light off after fully charged
Charging port：Type-C
Working time：Level 1: Approx. 23 hours
Level 2: Approx. 11 hours
Level 3: Approx. 6 hours
Product lifespan：12 months
1.Innovative turbine fan blades, no hair entanglement
2.5 air outlets, 360°all-around airflow, cool down instantly
3.Metal neckband for quick temperature reduction
4.4000mAh large capacity for prolonged cooling
