How to Use: 1 Choose a tip you like and install it to the pen. 2 Connect the pen and the voltage regulator, and plug it in. 3 Adjust the voltage regulator to an appropriate voltage. 3 Wait about 5s for it to heat up. 4 Start drawing on the wood surface with it. Package Includes: 20 x Tip 1 x Screwdriver 1 x Plastic Stand 1 x Pyrography Pen 1 x Voltage Regulator WARNING: Work in a well-ventilated space as there may be fumes during wood burning DO NOT touch the hot tip or the hot metal part when using, or it may cause injuries! DO NOT let the tip get overheated, or it will become soft and even fuse/burn! ONLY use qualified specially designed tips for this pyrography machine! It is very dangerous to use unqualified tips (e.g. iron wire)! Keep it away from inflammable materials during use! Though it can be used non-stop, we still recommend letting it rest for a while after continuous use for over 30 minutes Keep it out of the reach of children!.