Material and durability: This refillable butane torch lighter is made of quality alloy and is electroplated and polished, providing durable, wearresistant performance and temperature resistance. Windproof performance: It features a strong fourhole flame with windproof capability, enabling normal use even in windy environments. Adjustable flame: A bottom wheel lets you adjust the flame height as needed. The design relies on a properly sized valve to ensure reliable ignition; a valve that is too large or too small can hinder ignition. Visible fuel window and valve: Equipped with a universal filling valve and a visible refueling window, it is easy to monitor the butane level during filling and use, helping you refill in a timely manner. Practical use scenarios Culinary tasks: Ideal for caramelizing sugar, searing meat, finishing desserts, and other precision flame applications in the kitchen. Outdoor and travel: Suitable for camping, barbecues, and outdoor activities where a windproof and controllable flame is beneficial. DIY and crafts: Useful for hobby projects, small soldering tasks, jewelry work, or repairs that require a focused, adjustable flame.