Folding Bladeless Hanging Neck Fan Silent Strong Wind, Free Your Hands, 720° Global Bladeless Fan, Enjoy Coolness 4-Channel Air Inlet To Improve Wind Gathering Effect 4-Channel Air Chamber, Each Turbine Has A Dual-Channel Air Intake Design, And The Powerful Wind Gathering Capacity Is Increased By 99% Using A Brushless Motor, The Distance Between The Air Holes Is Densely Calculated, And The Cool Air Spreads Evenly Description: Battery Model: 2 Lithium Batteries; Battery Capacity: 2400mAh; Gear: Three Wind Speeds; Input Power: 5V/1A Charging Interface: Type-C Charging Time: About 3 Hours; Battery Cycle Times: 600-800 Times; Usage Time: 2-3 Hours At The Maximum Setting, About 7 Hours At The Minimum Setting; Material: ABS+PC colour: Classic black Package Contents: 1 x Hanging Neck Fan 1 x USB Charging Cable 1 x English Manual 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.