The Vapor Flask 133 by Vapor Shark brings you all the technology and performance you have come to love from the DNA 200. This Dual Series 18650 device limits the DNA 200 Chipset to 133 watts. Although the batteries are user accessible and serviceable by removing the magnetic battery door, the Vapor Flask 133 by Vapor Shark is also equipped with Zip High Speed Charging. This means that you can charge the batteries from flat to full in about 90 minutes. 7 of the 8 user profiles have already been set up for you. Choose between Kanthal, Ni200, SS316L, Titanium and Sweet Spot Ti. By measuring the internal resistance and thermal characteristics of the casing, the Vapor Shark Diagnostics Team has ensured that you will have the most accurate vaping experience when using all coil types. As always, Vapor Shark's signature backlit fire button has been incorporated into Evolv's manufacturing process. This gives you the amazing tactile feedback that can only be found in Vapor Shark's line of products. With its ergonomic design, 133 watts of power, and sleek matte finish, the Vapor Flask 133 by Vapor Shark is sure to be a crowd pleaser.