Gold Pen Specifications 1. Gold Pen firing temperature (600°-800°) 2. Two pen tip sizes 3. Weight 3.5 grams 4. Gold content 12% 5. Each pen contains 3ml of liquid gold How to use 1. Remove the cap When removing the cap, gently press the tip of the pen 2. During use, gently press the tip of the pen as needed to control the concentration of liquid gold.