Features: Solar Panel: Our fans are equipped with 20W monocrystalline silicon solar panels, providing powerful solar energy conversion efficiency. Even in low light conditions, these panels maintain reliable charging performance, making them ideal for outdoor use Portable Design: With a compact size, our fan is easy to carry and store, making it a useful companion for both home use and outdoor adventures. Its lightweight and portable design ensures that you can take it anywhere, fulfilling your cooling needs effortlessly, whether at a picnic, beach, or campsite. Specifications: Material: metal, poly silicon Color: yellow Fan Size: 14 inch Solar Panel Size: about 17.72 x 13.78 inches/ 45 x 35 cm Motor Power: 15W Battery Capacity: 15000MAh Gear: 12 Charging Time: 3-5 hours Usage Time: about 24 hours in level 1, 5-7 hours in level 12 Package includes: 1 x Solar fan 1 x Solar panel 1 x AC charger 1 x Car cigarette lighter 1 x Light bulb Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.