The Green Lion Coolio Portable Fan is designed for convenience and high performance. With a working time of 30 to 6 hours without cooling and 5 to 3 hours with cooling, it offers long-lasting cooling power. The fan features a high-speed motor ranging from 4700 to 10000 RPM and an airflow capacity of 3.2 to 7.4 m³/min. Despite its power, it operates quietly with a noise level ranging from 55 to 71 dB, ensuring a peaceful environment. Equipped with a 6000mAh battery, the fan ensures extended usage time. It also includes a 180° adjustable function, allowing you to direct airflow as needed. The fan has a digital display for ease of use, and it charges via a Type-C port with a charging time of 5 hours. The fan is made from durable ABS, PC, and aluminum alloy materials, ensuring long-term reliability and performance.