Digiflavor S G MTL Tube Kit is combined by Digiflavor S Tube Mod & Digiflavor Siren G MTL Tank , the flavor boosts in the grip. Digiflavor S G Tube Mod is designed for a safe use with mechanical rotate lock, featuring convertible battery options for a more convenient vape experience. The S G Tube is is first tube mod with accidental press protection. Digiflavor S Mod is powered by single 18650 / 18350 battery (not included) for whole day vaping. And Digiflavor S features 3-level adjustable power output. Geekvape G Series Coil. Digiflavor Siren G MTL Tank has 4.0ml capacity with top filling design and leakproof top cap. Siren G MTL Tank brings multiple airflow adjustments with the flavor booster features linear precise airflow control with stealthy airflow inlet to support MTL & RDL vaping. Its 22mm anti-lock deck is compatible with GeekVape G series coils (not included), G1.8 coil and G1.2 s coil included. Featurs of DF SG MTL Tube: Size: 22* 148mm Battery: single 18650/18350 battery(not included) Output current: max 7A Output voltage: max 3.7V Charging voltage: 5V±5% Recharging current: 1500mA Resistance range: 0.6-2±0.05ohm Short circuit protection: 0.4±0.1ohm Timeout protection: 10±1s Overheat protection: 75℃±5℃ Charging: Type-C, DC 5V/2A Stand-by current: ≤ 30uA Operating temperature: 0-45℃ Capacity: 4ml Resistance: KA1 1.2ohm(8-12W) KA1 1.8ohm(7-9W) Thread: 510 More details for this Tube Kit >> https://www.3fvape.com/51383-digiflavor-s-g-mtl-tube-kit.html