Pet Magasin Fan for Dog Crate - Dual Power Source, Clip-On and Regular Base A sleek and attractive little fan that's just right for giving a cooling breeze to a dog or other pet in a crate or carrier Dual power: Uses either USB power source (plug-in USB adaptor and cable included) or 4 AA batteries (batteries not included). Easily swivels up, down, and 360 horizontally to direct its breeze in any direction needed. Pleasing, colorful design makes it look as cool as it feels. Can be set on its base, or clipped to a table, desk, or anything else the padded jaws will clamp onto. Manufactured and sold by Pet Magasin, this product comes with a 2-year warranty and 100% money-back guarantee.