Cordless pocket soldering iron with a lightweight, portable design for use anywhere you need it. - Cordless, pocket-sized and lightweight for on-the-go repairs and quick touchups. - Fuel powered operation: Fill the fuel tank through the air intake and prime by pressing down. Filling takes about 10 seconds; wait a few minutes for stabilization before use. - Ignition and heating: If you hear a hiss from the body, switch ON and press the electronic ignition to start the flame. Use for up to 3 minutes per cycle; after extinguishing, the tip may continue to heat. The flame size is adjustable for different tasks. - Tip maintenance: If a hiss is heard from the body after lightly inserting the tip into the air outlet, replace with a soldering tip. - Applications: Suitable for electronics and circuit board repairs, plywood and particleboard projects, jewelry work, and light welding tasks.