Cooler Fan Mini Travel Cooling Fan with Two AAA Duracell Backup Battery Set Whats In The Box: Cooler Fan, 1 Cloth Travel Bag, Two Duracell AAA Backup Batteries and Travelers Packing Checklist Soft flexible blades provide volumn air flow Three adjustable positions for table or personal use Detachable neck cord hangs around your head Uses 2 AAA battery (included) and 2 AAA backup Duracell batteries; Pocket sized mini fan 3.5 x 3 inches