Xcellent Global 4 Inch Vanes Portable Fan USB Handheld Rechargeable Battery Powered Desktop Fan with 3-level Speed Great for Outdoor, Hiking, Fishing, Camping, Picnic, Baby Stroller, BBQ and Indoor, Pink HG075P Dual power source, plug in with the USB adapter or use with the battery, so convenient! Three speed level to choose for meeting your needed and LED light on side for emergency illumination Require One battery to work (2 x replaceable batteries included), each battery can support 2~8 hours Mini 4 inch design, easy to carry, just throw into your bag or use the carabiner and lanyard to han Package includes: 1 x Mini USB Fan, 2 x 18650 Rechargeable Batteries, 1 x USB Adapter, 1 x USB Cab