This multi-functional 3-in-1 fan is a must-have for the heat. Turn it on anytime, anywhere to cool down all day long, it lasts up to 8 hours with a full charge! The bottom compartment of this portable personal fan is a 3000 mAh power bank that can be used to charge your phone while powering the fan. Fold the fan 90 degrees and prop up the back lever, and this gadget instantly turns into a phone stand! Measures 6.57" x 3.15" x 0.71".