The USB Charging smart electronic cigarette lighter is made of metal. It comes with a standard USB Interface for charging, and it can be charged 300 to 500 times. Fully charged lighter is able to lighting more than 80 cigarettes. This creative metal cigarette lighter also features an automatic cut-out function when lighting more than 10 seconds. Safety and reliable. Make sure your custom logo is added by laser engraved or silk screen imprinted ways.