2000mAh Rechargeable Battery The food fan for table can be powered by rechargeable battery, low power consumption and no need with replacement batteries. With a built-in 2000mAh battery, the rechargeable fly fan is able to work for up to 18.5hrs. Each table fan comes with a USB Type-C charging cord, you can charge it by your laptop, socket, power bank, car charger and other device compatible with Type-C port, and full charge takes about 2.5hrs. 360 Flexible Goose-Neck Fan This portable picnic fan features an innovative 360 rotatable soft goose-neck design, allowing you to adjust the orientation of the fan easily. When you are not using this food fan, you can bend and fold it to store, greatly reduces its usage space. The folded size of this food fan is 3.72*3.72*3.15in, compact and lightweight, which makes it convenient to carry when you go out for barbecue, picnic, outdoor patio party, camping, etc.