Material and finish This lighter is made of sturdy and durable zinc alloy. The body is electroplated and gloss polished, giving a shiny textured appearance that is not easy to fade. Operation and safety It uses a pushdown switch to ignite. The ignition design provides a fire outlet trigger, helping prevent accidental activation and making it safe and portable. Flame adjustment The flame adjustment valve is at the bottom. Pull up the adjustment ring and turn it toward the + or to adjust the flame size. Refueling with butane Steps: 1) Choose a long nozzle (use a long nozzle instead of a short nozzle to fill butane). 2) Turn the lighter upside down and insert the nozzle vertically into the refueling port. 3) Fill butane by pressing the fuel firmly for about 34 seconds. 4) Distribute the fuel by shaking the lighter up and down 45 times to evenly distribute the fuel. Use scenarios Camping or outdoor activities where a reliable flame is needed. Kitchen use for lighting candles, stoves, or grills. Outdoor barbecues or other portable lighting needs.