2. Type-c interface USB charging, no longer worry about insufficient power. 4. Adjustable wind direction, bringing a cooler experience. 1. Built-in large-capacity battery, can work for a long time. 3. Flexible clip design, allowing you to easily clip the fan on your chest, waist, backpack, etc. 5. Ingenious component structure design, minimize the fan volume as much as possible, more convenient to carry.