Youde Zephyrus V2 Updated Sub Ohm Tank, Stainless Steel + Glass, 6mL, 0.3 / 1.8 ohm, 22mm, $24.99 for free shipping, upgraded from Zephyrus V1 with unique design of prevent condensation on the bottom, larger capacity and top filling design, stronger and taste better than the Zephyrus V1.