Double Use: Holder And Clip On The Fan. Strong Clip With Pads, Non-Slip And Won'T Damage Your Furniture. Can Be Put Or Clipped Anywhere, Great For Baby Stroller, Home And Office, Laptop, Gym Workout, Car Backseat, Buggy, Outdoors, Camping , Travel And Anywhere Cool Wind Is Needed.2 Power Modes: Our Usb Silent Fan Can Be Powered By 1* Battery (Included - Note: Battery Exterior Color May Vary From Batch To Batch To Another) - Rechargeable And Replaceable. Mini Usb Fan Can Also Be Powered By Usb Cable, Compatible With Computers, Laptops, Power Banks, Wall And Usb Chargers3 Wind Speeds: Just Press The Button At The Above The Fan To Easily Adjust The Speed Mode. The Usb Desk Fan Has 3 Speeds With 360 Rotation, Can Be Fully Rotated And Tilted At Any Angle, The Airflow Reaches The Right Place.Small But Mighty: 17*14.5 * 11.5 (6.9 * 5.7 * 4.5 Inch), Convenient Small Usb Fan, Lightweight. 3-6 Hours Working Time Depends On Speed For Long Term Use.Life Saver On Hot Summer: Usb Portable Fan Brings Plenty Of Cool Air, Keep You Cool From Heat Wave In Summer.