Mini Hanging Waist Fan USB Charging Leafless Portable Handheld Fan Battery Capacity:4000mAh(Black)

1. Unit weight: battery capacity 4000mAh 175g battery capacity 6000mAh 225g2. Size: battery capacity 4000mAh 77 × 36 × 110 mm battery capacity 6000mAh 77 × 40 × 108 mm3. Material: ABS4. Specifications: Input specifications DC5V charging time is about 3-4 hours. USB cable is 100 cm long battery time 4000mAh (about 3 hours in high-speed gear 6 hours in medium-speed gear 15 hours in low-speed gear) 6000mAh (about 4.5 hours in high-speed gear 9 hours in medium-speed gear low-speed gear 23 hours)5. Features: small and portable beautiful and practical can be hung on the neck or buckled on the trousers adjustable wind speed6. Applicable occasions: home office study work travel etc7. How to use: clamp the long to the top of the pants fix the short clip to the hem of the top press the button to adjust the wind speed