The SMOK TFV12 Prince new colors have been released in 12 new exciting color tanks. The capacity is 8 ml i.e large capacity allows continuous flow of flavor. It comes with carefully modulated coils. The Prince q4, the x6 and t10. This gives out dense vapor and flavor. It is newly designed with a crown style body and the tip is a cobra resin drip tip. The tank is a sub ohm tank. Overall, this is a great design and good choice.