This powerful 10-inch fan has 9-inch blades and 2 speed settings to keep you cool on the go and circulate air inside a truck cab or other vehicle. (Housing measures approximately 12 x 3.5 x 13 inches). The 12-volt plug and 6-foot power cord allows you to power the fan in your vehicle or it can be used for up to 40 hours with 8 D batteries (not included). The folding handle makes it easy to carry to where you need air flow the most. Summer camping trips can be a lot more enjoyable with this lightweight indoor-outdoor portable fan that takes up little space. Make sure your college student is comfortable in the dorm room by packing this portable battery-operated fan along with other dorm essentials and keep one in the truck cab for your own comfort when traveling. Box includes fan and 12-volt power cord plus an owners guide. RoadPro has everything you need to be your most comfortable and your most productive while you are out on the road - no matter what you do. This 12v personal fan is a great travel accessory for off-grid convenience and comfort.