Come and see our amazing products. It weighs only 0.24 lb, just as light as an egg. It's super bright. With a function buttons, working mode is easily changed for High / Medium / Low Strobe. Different brightness, meet different choice.It's also LONG LAST & USB RECHARGEABLE. Its built in rechargeable battery will be fully charged with Any USB port (micro USB cable included) within 3 hours and provides up to 4 hours. All prices over 1000 pcs are via ocean shipment. Price subjects to change without notice, please verify with supplier. Pls confirm with us about the packing info, stock color and exact production time before placing your order.