Description: Material: USB Mini Eyelash Extension fan with built-in sponge can absorb cold water and freeze to produce a cool breeze. Adjustable speed, fast charging: the eyelash extension kit has 2 adjustable speeds to meet different drying requirements. It takes about 2 hours to be fully charged and can last for 4 hours. Easy to carry: portable rechargeable eyelash fan, T-shaped support, micro design, can be hung around the neck or anywhere, easy to use. Universal USB charging: the portable fan is compatible with all USB socket air conditioning blowers and is powered by a built-in battery with a white bracket. Please select the normal DC5V adapter before using this product. The red light is on when charging and off when full. Long press for 1.5 seconds to turn on the negative ion function and turn on the blue light. Press and hold again for 1.5 seconds to turn off the negative ion function. Specification: Battery capacity: 1200mAh Battery voltage: 3.7V Charging voltage / current: DC5V = 0.8A Size: 1297641mm/5.07 x 2.99 x 1.61inch Package Includes: 2 Piece Lash Fan 2 Piece Manual 2 Piece USB Cable 2 Piece Sling