Experience versatile and efficient cooling with this advanced Solar Fan, designed for both outdoor adventures and indoor use. Equipped with a high-efficiency 3.8W monocrystalline solar panel, this fan can be conveniently charged by solar energy during camping, hiking, fishing, or other outdoor activities. For indoor convenience, it also supports Type C charging, ensuring you stay powered up anytime, anywhere. Key Features: · Dual Charging Options: Charge via solar power with the built-in 3.8W monocrystalline solar panel or use the Type C charging port indoors for flexible and reliable power supply. · Powerful Brushless Motor with 4 Adjustable Speeds: Enjoy a customized cooling experience with speeds adjustable up to 4.5m/s. The ultra-thin fan blades deliver superior airflow quietly, operating at less than 25dB to avoid disturbance during work or sleep. · Long-Lasting 5200mAh Lithium Battery: Built-in high-capacity battery provides up to 18 hours of continuous wind on the lowest speed and 8 hours on the highest speed, making it ideal for extended outdoor use. · Multifunctional Power Bank: Features dual charging ports (input and output) allowing you to charge smartphones, laptops, and other outdoor essentials, doubling as a reliable power bank. · Three Brightness Levels with LED Camping Light: Includes a super bright LED light with 16 beads and three adjustable brightness settings, perfect for camping or nighttime use. · Convenient Timer Settings: Set the fan to automatically turn off after 2, 4, or 6 hours to save power and ensure a peaceful night's sleep. · Durable Construction: Made from premium ABS and metal materials, this solar fan is built to withstand various outdoor environments, providing long-lasting durability and reliable performance. Specifications: · Item Type: Solar Fan · Material: ABS, Metal · Weight: Approx. 1024g / 36.1oz · Battery Type: Built-in 5200mAh Lithium Battery · Product Size: Approx. 17.5 x 7.5 x 23 cm (6.9 x 3.0 x 9.1 in) Package Includes: · 1 x Solar Fan This Solar Fan is the perfect companion for outdoor enthusiasts and anyone needing a portable, efficient cooling solution with multifunctional charging capabilities. Its robust design, quiet operation, and versatile features make it an essential tool for comfortable living both indoors and outdoors.