1、The main body shell is made of ABS engineering plastic, which possess high strength, good toughness, drop resistant and good insulation 2、The digital display dual port version has the function of digital display host, come with two output pen holes, which support plug in two pens and use alternately by switch at the same time 3、Draw various shapes on wood easily and quickly, which can be used to draw pictures or write on wood, leather and gourd, etc. 4、Come with cleaning sponges, which can be used to clean the soldering iron to prevent damage and reduce temperature, because the welding of iron oxide and iron carbide will damage the tool and reduce heat conduction 5、Made of high class plastic and iron material, sturdy for a long service life Item Type: Wood Burning Kit Tool Material: Plastic + iron Instructions: 1. When loading the pen tip, the screw that tightens the pen tip should be pressed against the heating wire of the pen tip and tightened to avoid poor contact between the pen tip and the terminal, which make the tip is not hot, but the terminal is overheated to burn the accessories. If the terminal is too hot, that is the pen tip is not tightly fixed, so use a screwdriver to tighten it in time. 2. You should choose an electric heating wire less than 1 mm as the pen tip. Don't choose iron wire and other non-heating wire materials as the pen tip. This is very dangerous, which is easy to burn all the accessories in the movement, and easy to get electric shock and fire. 1 x Pyrography Machine 2 x Pyrography Pen 2 Set of Pyrography Safety Pen Holder(2 x base, 2 x socket) 2 x Cleaning Sponge 1 x Screwdriver 20 x Burning Brush Head 1 x User Manual