This lightweight handheld fan is designed for personal use, weighing only 166 grams (5.85 oz). It's easily portable and compatible with backpacks, shoulder bags, handbags, suitcases, and can even be clipped onto a baby carriage. The fan features a rechargeable 2000 mAH lithium battery, providing 5-8 hours of use on a full charge, and is USB powered. It offers 3 speed settings (weak, middle, strong) with adjustable airflow up to 5.0m/s, powered by a brushless motor. The fan can be used in two ways: handheld or as a desktop fan, thanks to its 180° foldable design. It also includes PTC and CID double protection for the battery, preventing overcharging and over-discharging, ensuring thousands of charging cycles and long-term safety.