The SD03 High Speed Windmini Fan is a portable and efficient cooling device designed for daily use. Equipped with a built-in 3.6V 2600mAh lithium battery, it supports long-lasting operation, meeting the cooling needs of outdoor activities, offices, or travel. It adopts a USB Type-C port for charging, with a power input of 5V2A, enabling a full charge in just 2.5 hours for quick reuse. Featuring adjustable high, medium, and low speed modes, the fan delivers strong airflow to quickly relieve heat, while its compact size of 117.5*40*35mm and lightweight design of 135g make it easy to carry in bags or hold in hands. With a sleek and practical appearance, this fan combines portability, efficiency, and convenience, making it an ideal companion for staying cool in various scenarios such as commuting, working, or outdoor sports.