PERFECT OUTDOOR REFRESHMENT: Keep yourself cool with this convenient travel fan that's perfect for the great outdoors! Treva by O2Cool is perfect for camping and the great outdoors! A POWERFUL 2 SPEED COOLING SYSTEM: Choose between two speeds to get moderate or powerful airflow. Patented blade design and a 10" diameter to offer a wide range of cooling everywhere! CONVENIENT DESIGN FOR EASY TRAVEL: The fan itself becomes its own carrying case with a handle for simple portability. It runs on 6 D batteries (not included) for outdoor fun or blackouts! ADJUSTABLE LED LIGHTS: Use the fan for your own personal lighting station outside or in your home! 3 light settings light up surroundings during power outages or the under the night sky. MULTI-FUNCTIONAL FOR ANY LOCATION: The fan is portable so you can fit where you go whether it's camping, outdoors, indoors, or any place that you want to stay cool!