This product is a lightweight high-performance USB charge lighter with no gas, no oil required. Even in strong winds or rainy days the flames do not disappear, it is a dual Arc electric lighter, so the risk of accidentally catching fire is low. Specification: Product Name: Dual Arc lighters Product Material: Zinc alloy Battery Material: Lithium cobalt oxide Battery Name: Polymer lithium battery Battery Capacity: 260mAH Fully Charged: can be used 3 piles cigarettes Charging Current & Voltage?DC5V, 1.0A Charging Time: 1--1.5 hours Lighter size: 8.8 cm×1.7 cm×1.7 cm Lighter Weight (not include box): about 40gm Note: Do not put the lighter into the fire, otherwise it may lead to short circuit. Charging time: not over 3 hours. Do not touch the heating wire. Do not use the lighter when charging state. Keep out of the place where children are not easy to get. Please do not open the lighter to replace the battery. Do not store the lighter in a strong static and magnetic field. Blow off the soot that falls on the heating wire. Long-term do not use, please fully charged after storage.