【Wireless Tattoo Machine】INKin Cordless 2(CL2) tattoo pen designed for tattoo artists or beginners, easy to use, which has a visible LED Display(show voltage, capacity, timing simultaneously), long-press voltage button will adjust quickly voltage 0.5v +/-,stable voltage and low noise give a satisfying experience to...

Visilble LED screen shows "operating voltage""capacity" "timimg" . 2 modes of voltage operation that by "click" or "long press" voltage button, +/- 0.1v. Wireless tattoo power supply can work 2-3 hours with ONE battery for tattooing. Two replaceable wireless batteries, charged fully in 1 hours....