A stylish and compact pen device, the Endura T20-S from Innokin features a 1500mAh in-built battery and Innokin's Prism-S tank. The Prism S is the next generation tank and coil system, focusing on pure flavour and throat hit. With restricted draw but 0.8 Ohm coils, the Endura is an ideal first step into Sub Ohm vaping.