YiHi SX520

YiHi SX520

YiHi SX520 is a new intelligent chip with TFT color display. Dual battery 222W , efficiency is 94%. It supports Micro USB onboard charging single battery 5V/2A. With the consumption tending to be rational, vapers concern about the Taste most, which makes YiHi’s Intelligent Taste Control more and more popular.