Specification:

Origin: Mainland China
Product color: black
Product material: ABS+electronic devices
Product style: plug-in model, rechargeable model (optional)
Refrigeration principle: fan cooling
Gear adjustment: The charging model supports second gear adjustment, while the plug-in model cannot adjust gears.Power supply type: built-in 600mah battery with two adjustable settings
Charging time: about 1.5 hours
Battery life: 2-4 hours (first gear lasts about 3 hours, second gear lasts about 2.5 hours)
Product interface: Type-C
Input voltage: 5V-9V
Indicator status: red light when charging, green light when fully charged
Suitable for mobile phone width: 62~92mm
Product size: 86.5*62.3*33mm/3.39x2.44x1.3inch
Product net weight: plug-in model 44g, rechargeable model 53g