1. Adjustable temperature, fast heating, constant temperature 2. 30 styles of nibs, rich means of expression 3. Double-layer structure of the pen, double-layer protection from scalding, soft and comfortable non-slippery hands 4. Metal nib is about 28mm from the handle, the shorter the length, the easier it is for the hand to control the nib, which is convenient for fine drawing 5. Copper column connected to the drawing nib, the size of the copper column is just right, to avoid too much metal material, increasing the overall weight of the pen 6. Use: soldering, desoldering, branding 7. Temperature: 100-800 degrees Celsius adjustable 8. Pen function: tracing line, rendering, calligraphy, fine level depiction, etc. 9. Packing list: branding machine x 1, branding pen x 1, pen head x 30, soldering iron stand x 1, small tools x 1 10. Line length: about 1m 11. Weight of branding machine: about 750g 12. Size of branding machine: about 10.5 x 6.2 x 8cm