HANDS FREE COOLING – The 5-inch portable clip on fan features a fan clip that makes it easy to attach and secure to strollers, to your bed, to car seats, to desks, and more, CONVENIENT BUILT-IN CLIP – The fan with clip head rotates and pivots for adjustable and customized airflow to keep you cooler on-the-go or hanging around the house, SMALL AND MIGHTY – Our patented fan blades and design provide two powerful speed, optimal airflow with less power, BATTERY POWERED - The clip fans operate with 4 AA batteries (not included).