Feature:1.Firm and fashion fan structure2.Intelligent control system、 reliable performance3.Super strong wind with long life4.USB or international standard 18650- battery power supply5.Brushless motor and improved PCB6.With LED Light、 you can find the light in tha dark night.Specification:1.Input voltage: 5V2.Input current: 0.5~1A3.Output voltage: 5~9V4.Output power: 4.5W5.Speed mode: 3 ranges6.Charging time: 5 hours7.Working time: 2-4-8 hours8.Battery: 3.7V Li-ion 2200mAh ?9.Material: ABS10.Size: Approx 148x124x44mm11.Color: Black、 Blue、 Purple、 Pink、 Blue、 GreenPackage Included:1 x Mini Fan 1 x USB charging cable1 x 18650 battery