The RST box is newly designed and produced by Hotcig.
It is equipped with the long-proven R series HM chip.
It has an exquisite and retro appearance and an ergonomic design.
Powered by external dual 18650 batteries, wattage ranges 5-212W.
There are 3 output modes, Power mode, Bypass mode, TC mode, fast firing speed at 0.008s.