Mini handheld portable fan

[Power] Lithium battery
[Duration] 60-90 minutes
[Mode] Third gear
[Output power] 2.5W
[Battery voltage] 3.7
[Battery capacity] 600mah
[Charging time] 1.5-2 hours
[Charging current] 5V/0.5A
[Package size] 9.6*4.5*15.6cm