RYOBI introduces the USB Lithium Clamp Fan Kit. This USB Lithium Clamp Fan is our most compact and portable fan to date. Keep cool with over 7 hours of runtime and 2 speed settings. This fan is equally parts compact and powerful with up to 135 Cubic Feet per Minute (CFM). The multi-directional pivoting head and integrated clamp base makes this the ultimate versatile cooling solution. The compact size and integrated lanyard loops enhance this fan's portability so you can bring it with you everywhere. This product features an LED indicator to signal when the battery is charged (green) or has low battery (red) while in-use. The USB Lithium Clamp Fan is part of the USB Lithium System that provides compact, portable, rechargeable solutions for cordless power and productivity.