710 Kingpen has a very clean, good-looking graphic on it’s sleek plastic package. Each cartridge is equipped with 0.5 ml lab tested, solvent free THC oil of the highest quality. King Pen Cartridges Oil Highlights This premium cart is extremely hard to come by and well sought after. The 710 KingPen is LoudPack Extracts personal marijuana / THC vaporizer or “Vape Pen”. As tobacco products take on a similar look-and-feel with their version of the vape pen called, E-Cigs. The stigma associated with marijuana use continues to go up in smoke. Vaping has gained such widespread acceptance worldwide, that the word. The 710 KingPen is the next-generation, hand-held portable vaporizer. Designe to heat the product to a temperature a drop below the combustion level. It produces a vapor which is inhaled, instead of a smoke. Many medical marijuana patients who are unable to smoke rely on this form of medicating.