O2Cool Dark Blue Personal Hand-held Portable Battery Operated Pocket Carabiner Fan with Batteries, Mini Air Fan for Home and Travel (Dark Blue) Powerful 1 speed motor with soft 3 inch foam fan blade. Includes 2 AA batteries Includes a carabiner to clip on your belt or bag. Compact design makes it great for travel; easy to carry and store. Perfect for camping and outdoor activities or indoors at the theatre or sporting event.