ITEM NAME:Portable Butane Gas Electric Soldering Iron Set Universal Solder Iron+Plastic Bo Product Description Description: Specifications: Material: plastic Temperature: flame temperature 1300℃, soldering iron temperature 450℃ Fuel used: pure butane (not included) Use time: 35-45 minutes Size: 128*19*19mm/5.04*0.75*0.75" Weight: 43g Packing:(B)Plastic Case Usage: Filling gas 1. Fill with high quality gas and make sure the switch is at the OFF position before filling 2. Conduct the gas canister into the air hole and inflate it under pressure. 3. About 10 seconds, filling gas can be completed, wait for a few minutes, let gas stability, and then use. 4. If there is a hissing sound from the tail after gas is injected, slightly press the tip of the pen into the air port to eliminate it. The ignition 1. Push open the place closed ON and hear the sound of "hiss". 2. Push the flameout ring forward. 3. Use an igniter or lighter to start the fire near the joint. 4. After ignition, burn for 3 seconds, return the flaring ring to its original place, and wait until the fire goes out, the soldering tip will continue to heat up. 5.Adjust the size of the flame, to + direction large, to - direction small. 6. The temperature of this product is as high as 1300℃ (soldering iron 450℃). Please pay attention to safety when using it. 7.When using gas soldering iron, please pay special attention to wait until the flame is completely eliminated, when the object inside the iron turns red, then operate, the flame size is not large, in order to extend the life of the iron head. 8. The flame length is about 1.2-1.5cm/0.47-0.59" Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Gas Soldering Iron Set.Fuel used: pure butane (not included). Conduct the gas canister into the air hole and inflate it under pressure. Use an igniter or lighter to start the fire near the joint. The temperature of this product is as high as 1300℃ (soldering iron 450℃).