Windfall Portable Waist Clip Fan, Summer Portable Mini USB 3 Gears Hanging Lanyard Clip on Belt Air Cooling Fan for Outdoor Works

Specifications:
Built-in rechargeable battery, long using time.
Free your hands. You can hang it around your neck, or fix it on the wrist or waist.
Suitable for travel, outdoor sports, indoor work, delivery and so on.
 
Item Name: USB Cooling Fan
Material: ABS
Type: G20 4000mAh/G30 6000mAh (Optional)
Type G20 4000mAh:
Battery Capacity: 4000mAh (Included)
Output Power: 3.6W
Motor Speed: High Wind Speed: 5000rpm, Medium Wind Speed: 4300rpm, Low Wind Speed: 3600rpm
Battery Life: about 3H for High Wind Speed, 6H for Medium Wind Speed, 15H for Low Wind Speed
Charging Time: about 3-4 Hours
Input: DC 5V
Type G30 6000mAh:
Battery Capacity: 6000mAh (Included)
Output Power: 3.6W
Motor Speed: High Wind Speed: 5100rpm, Medium Wind Speed: 4400rpm, Low Wind Speed: 3800rpm
Battery Life: about 4.5H for High Wind Speed, 9H for Medium Wind Speed, 23H for Low Wind Speed
Charging Time: about 3-4 Hours
Input: DC 5V