The Evolve 2.0 by Yocan is a Triple threat vaporizer, usable for Concentrates, E-Liquids, and Oils. A magnetic cartridge for each material is included, and each is easy to fill with a removable but secure mouthpiece /lid. After filling and selecting the right cartridge, slide it in to the Evolve 2.0 battery and really start to see what makes this sleek vaporizer stand out. On either side is a viewing window to check on your oil and e-liquid levels, and located on the right side is a micro USB charge port. Click 5 times to power up the 645mah battery, and choose between three temperature setting white(low), blue(medium), and green(high) by pressing 3 times, and there is also a pre-heat option available with 2 clicks of the button. Included is the battery, 3 different cartridges, a USB charging cable and product instructions. Ultimately discreet, a powerful battery, and a variety of uses make the Evolve 2.0 an easy to use device for a variety of smokers.