The Hot Devil Slimline Torch Soldering Iron Kit, 9 pieces, is ideal for soldering, heating, plastic welding, brazing, electronics, and auto repairs. With its solder temperature of 400°C and burn temperature of 1300°C it is easy and safe to use. It is portable and lightweight, and also refillable with purified butane gas. There is a manual ignition and an hour-long burn time. Note that is not recommended to use the torch for more than 10 minutes at a time. The Slimline Torch Soldering Iron Kit includes various tips for convenience and varying tasks. Slim pencil for easy use and control Fits easily into the hand, easy to operate and carry Slim pencil for easy use and control Manual ignition