This as now been surpassed by the SX Nano!
All the portable ESS Driver with YiHi integrated TC tech devices in order of release!
https://www.ecigssa.co.za/ipv-v3-mini-ess-driver-innovation.t60974/
https://www.ecigssa.co.za/vsticking-vksma-with-ess-driver-tc-kit-1400mah.t63307/
https://www.ecigssa.co.za/yihi-sxmini-sx-auto.t64725/
https://www.ecigssa.co.za/sxmini-sx-nano-auto-squonker-review.t70828/