Product feature 1, only 2 hours per charge. 2, high performance processor. 3, smart chip circuit control panel. 4, rechargeable lithium battery, cycle charge. 5, Can be charged using USB slot and not kerosene. 6, without flames, environmental protection and safety. 7, small and light. 8, heat barrier material, USB charging port. 9, use intense heat to light cigarettes. (Please do not touch the arc wire of the cigarette lighter to avoid burns!) 10, using high-performance polymer battery, can charge and discharge approximately 300 times. 11, this USB connection of the product only for charging, can be connected to a computer, cell phone chargers and other charge on any DC5V output voltage, the output current is less than the 3000ma charger. 12, lovers gifts, birthday gifts, birthday gifts, anniversary gifts, wedding gifts, home decor, business gifts, Friend gifts, senior gifts, commemorative supplies, promotional items package:1pcs Note: 1, please do not put the lighter in water or other liquid, otherwise, the lighter will have a short circuit. 2, when the finishing charge (usually 2 hours), please do not connect with the power supply, otherwise, the cigarette lighter will damage the battery life. 3, the temperature around the electric arc will reach 400 degrees, please do not touch it! 4, when the battery dose runs out, charge immediately to prolong the battery life.