Material and build Made of quality zinc alloy for strength, wearresistance, and scratchresistance. The body includes a builtin quartz watch for convenient use. Refillable and adjustable flame Refillable with butane via a small copper fill hole at the bottom. The outer ring around the fill hole lets you adjust the flame size left and right. Ignition A button above the dial provides quick, reliable ignition with a single press. Portability and practicality Compact, lightweight, and easy to carry in a backpack or jeans pocket. Ideal for outdoor activities and everyday carry. Use scenarios Outdoor travel and camping for starting stoves or campfires. Campfire parties and outdoor grilling. Outdoor cooking and emergencies where a reliable flame is needed. Gift idea Suitable as a thoughtful gift for dad and friends who value practicality and reliability.