Description: Clip-on Hat Solar Fan For Summer Traveling Fishing Sun Energy Power Fans Blade material: plastic Modeling: Square Color: Black Size7.5*6.0*5.0cm Gross weight:60g Rated voltage:2V Rated power: 0.2W Placement: clip type Specifications: Feature: Light and perfect design Solar power, No battery needed, Portable, energy-saving, eye-catching and free of pollution. brighter the sunlight, the faster the fan turns. Solar power, No battery needed, Only works in the direct sun. C on visor or held by hand, it will bring you cool breeze. Great for traveling, fishing, climbing, playing golf and other outdoor activities. Utilizes sunlight to emit lights to solar panel, and convert light energy into electric energy that drives the micro-motor to make fan work. Package Included: 1 x Solar Fan Notes: Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!