Fine craftsmanship, , long-term use. Safety with internal terminal block safety wiring and silicone anti-hard power cable. Equipped with multi-layer and round tip to prevent corrosion. compatible with Touch the tip of the tool to the location where the two materials will be joined to heat the area. It is compatible with ideal compatible with electronic work. Gas soldering iron only, other accessories in the picture is not included! Instructions compatible with use: First, fill the gas 1. Use gas filling and make sure the is closed at OFF and replenish it. 2. Introduce the gas compatible with tank into the air hole and press down to inflate. 3, about 10 seconds, can complete the filling of gas, wait a few minutes, so that the gas is stable, and then use. 4. If the gas is filled in, and there is a squeaking sound in the tail, press the pen tip slightly into the air port to eliminate it. Second, ignition 1. Put on the tip 2. Push the to the ON position and hear the sound of squeaking. 3. Use igniter or a to near the joint. 4, burn after burning compatible with 3 minutes, until the is extinguished, the tip will continue to heat. 5, adjust the size of the flame, the direction of the "ten" is large, to the direction of is small. 6. The temperature of this product is up to 1300 degrees (the temperature of the soldering iron is 450 degrees). Pay attention to safety when using it. Turn off the to the OFF position after use. Color: As Shown Material: Metal+Plastic Package Contents: 1 x Gas Soldering Iron Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.