VooPoo TOO 180W TC Box Mod with Gene Chip inside is a dual 18650 (sold separately) or single 18650 (sold separately) powered mod compatible with the VooPoo PC App for full customization and fine tuning settings. The Gene Chip inside the TOO offers a full temperature control suite with 180W max power with dual batteries installed, 80W max power with a single battery installed and a firing speed of 0.010 seconds! The VooPoo TOO is a highly efficient variable wattage box mod with a chip efficiency rating of 95% for accurate and reliable power output. The chassis of the TOO is made out of zinc alloy and aluminum alloy. Batteries are housed in the slidable side doors of the TOO and supports either a single 18650 (sold separately) or with dual 18650 (sold separately). The TOO is compatible with the VooPoo PC App which allows the user to customize settings and add a customized logo to the display.SOFT mode brings in great taste and prolongs the lifetime of coils while running in high wattage. For those who enjoy an elegant design that also gives out powerful output with minimal delay, the VooPoo TOO 180W TC Box Mod is amazingly ideal for new and veterans TOO!