SMOK G320 Marshal TC MOD is an advanced MOD that have the most power, most capabilities and smart design for triple 18650 batteries yet in a most compact form. And the new and powerful chip has a maximum output 320 watts and it also has temperature control functions. With large OLED screen, you can check vaping data easily. Moreover, you can use 2 or 3 18650 batteries to reach to 220W or 320W power according to your own taste.