Vapor Storm's Trip Mod is primarily constructed of Aerometal and PC materials, and feature a complete CNC manufacturing process. In addition, it is powered by two high drain 18650 batteries, and offers a maximum of 200w.
It does have a minimum firing resistance of 0.06 ohm, and has a 0.91 inch OLED display screen. Also, they do claim it's one of the world's smallest 200w high powered mod, and by the looks of it, it may certainly be.