1. Three Gears Of Wind Power, Small And Portable 2. Each Design Starts From The User'S Point Of View, From Appearance To Function, And Shows Strength In All Aspects 3. Cool Wind, 5000 Mah Battery, Three Kinds Of Timing, Silent Noise Reduction 4. Usb Charging, 90 Adjustment Fan, 7 Fan Blades, Magnet Base 5. Built-In Battery, Wireless Battery Life 38 Hours 1. Product Model: 5-Inch Charging Fan 2. Battery Capacity: 5000mah Polymer Lithium Battery (3.7V/17.5WH) 3. Working Hours: 30 Hours, Second Gear 12 Hours, Third Gear 6 Hours, 4. Charging Time: About 5-6 Hours 5. Product Size: 18.5 x 14.5 x 5.5cm 6. Function: Bottom Magnetic , Timing, Adjustable Angle Colour:black Material:ABS Package Contents: 1 x Fan 1 x Charging Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.