1. Battery capacity: 3600/5000mAh
2. Charging time: 3600mAh: about 2.5-3.5h; 5000mAh: about 3-4h
3. Use time: 3600mAh: about 2.5-13h; 5000mAh: about 3.5-17.5h
4. Wind speed: 5 speeds
5. Charging port: Type-C
6. Material: ABS
7. Packing list: fan x 1, charging cable x 1, lanyard x 1, instruction manual x 1
8. Size: about 17.3 x 8.3 x 4.2cm
9. Weight: 3600mAh: about 215g; 5000mAh: about 225g

Features:
1. 5-speed wind power adjustable
2. Scientific noise reduction, light sound operation
3. Lightweight and portable
4. Built-in intelligent Ai protection chip, providing over-voltage/over-current/blocking/short-circuit/battery protection, 5 safety protection
5. ABS material, comfortable touch
6. Removable grill for easy cleaning
7. Thoughtful lanyard hole, can be tied with a lanyard, more convenient to carry