Option Rechargeable Solar Fan - Efficient Solar and USB Charging: Equipped with a large monocrystalline solar panel and high-capacity battery, this camping fan can be quickly charged by sunlight or via the included 5V2A USB-C cable, achieving a full charge in about 3 hours. Ideal for outdoor adventures or daily use. - Powerful Airflow: Featuring an advanced brushless motor and ultra-thin fan blades, this solar-powered fan delivers strong airflow with four speed options. Enjoy up to 50 hours of cooling on the lowest speed and 16 hours on the highest speed, effectively combating hot weather. - Adjustable Design: Constructed from durable ABS material, this compact fan is designed for portability. Weighing little, it fits easily into your backpack. The 0-90° adjustable head allows you to direct airflow wherever needed, making it perfect for camping, fishing, traveling, and construction. - Integrated LED Light: The fan includes a built-in LED light with three brightness settings, providing a soft glow that's ideal for night camping or hiking. Timer settings of 2, 4, or 8 hours ensure convenience and can serve as an alarm to remind you to take breaks. - Versatile Use and Reliable Support: Designed for durability, this fan is suitable for various outdoor activities as well as indoor tasks like reading and working. Made from high-quality, drop-resistant ABS material, it offers reliable performance. For any inquiries, reach out via Amazon Email for timely assistance within 24 hours.