Come and see our amazing products. There are low-medium-high 3 adjustable speed level. Come with rechargeable battery and usb cable, compatible with all USB output device. 800 mah Battery capacity works up to 3 hours on a full charge working longer than other similar handheld fan with 800 mah battery. There are 3 lights to indicate how much power left, to make sure you are ready for outside working. Pls confirm with us about the packing info, stock color and exact production time before placing your order