4-inch 3 Speeds Portable Mini USB Fan Electric Powered Rechargeable Desktop Fan Battery/ USB Powered Laptop Cooler Cooling Operated Cool Cooler Fan with Rechargeable Battery and USB Charge Cable-Blue

4" Portable Battery Operated Mini
USB Fan: 4" battery-operated fan Ergonomic palm-sized design Easy to carry anywhere Features 3 speeds and 1 led light Quiet mini USB fan provides adequate cooling Operates up to 8 hours on 18650 lithium rechargeable battery (included)
Note: Fan can't be worked without lithium battery in.

Specifications

: Charger
cable length: 27CM, about 10.63 inch. But you can use other micro USB cable to charger if you think the cable is short.
LED Indicator: Yes
Battery Type: 18650 Lithium Rechargeable Battery
Output air volume: 1-Speed 873 L/Min (work time about 2 hours) 2-Speed 459 L/Min (work time about 4 hours) 3-Speed 242 L/Min (work time about 8 hours)
Output power: 4.5 W (Max)
Battery: 18650 Lithium-ion battery
Charger:
Input: 100-240V
AC Output: 5V 1A DC
Charging time: about 4-5 hours
Fan Charged Method: Micro USB Cable connect to USB Port of PC/notebook etc, or by power adapter (not included)
Package includs: 1 x F95B Mini USB Fan 1 x Micro USB Cable ( 10.63 inch) 1 x 18650 Lithium Battery