Come and see our amazing products. This battery-operated fan with a detachable handle built-in 1200mAh rechargeable battery, which can work as an emergency power bank. Just hold the handle and rotate to detach it from the fan head, then connect it with your mobile phone or other electronics to charge. This mini USB fan is not just a handheld fan but also a desktop fan when put it into charging base, it would be a good companion for outdoors or office desk in hot days Pls confirm with us about the packing info, stock color and exact production time before placing your order