1、No need soldering station, just fill it with gas and play. One soldering pen and 4 in 1 soldering iron tip could meet all your needs of various soldering purposes with Tin solder/silver solder 2、Very easy to fill gas through the gas filling hole in the bottom of our soldering pen. After filling gas, then you can use it by pressing the ON/OFF button 3、Its temperature could be adjusted from 250℃ to 450℃ by the temperature adjusting button, so adjust the temperature you need, very convenient 4、Aluminum alloy handle offers you a comfortable and safe soldering with great hand feeling, and the flexible stand also provide your soldering pen a convenient placement when it is not in use 5、Can be widely used in repairment of mobile devices, computers hardware, small electronic work, TV capacitors or accessories, crafts and more