Compact design and pocket friendly size, it shows easy carrying. It contains 4.3 ml E- liquid, enough for 2000 puffs. Various tasted E-Juice to bring excellent flavor, 850 mAh built-in battery is support to a long time working. Rubber mouthpieces and mesh coil, plus Double color film. Compare with other type, it’s airflow stable, and safety. In conclusion, there are 12 color and 10 flavors can be choose.