This product has a USB connection for charging and can be connected to a computer, cell phone chargers, or other chargers with an output voltage of DC5V and a current of less than 3000MA. Once fully charged, it can light up to 100-200 times. The rechargeable lithium battery allows for cycle charging. It is windproof and can be used in any weather conditions. The flameless design makes it environmentally friendly and safe. The product is small, lightweight, and perfect for travel. Package includes 1pc. Note: Do not touch the electrodes, keep away from children, and avoid exposing the lighter to fire or water.