WLXY Cordless Gas Soldering Iron Torch Tool Pen Shape Brand Name: WLXY / Model:HT1937 Material: plastic handle soldering iron / Purpose: welding / Drive form: semi-automatic Flame Temperature: 1300 deg C Ironing Temperature: 450 deg C Gas Capacity: 12ml Fuel:Butane Gas Package include: 1 x Gas Soldering Iron 1 x Tip Features: Interchangeable tip, 15-25 mm flame size adjusted by tweaking on/ff switch Easy to refill butane gas at the top of this device, do tweak it OFF while refilling Silver pen style appearance, ideal for jewelry, crafts, toy, medical and electrical work Hold just enough gas in the chamber to ensure you get the job done safely and fully finished