?????????? ???????????? ?????? ???????????? ????????????????: The LCD display reads out the voltage as the machine runs and has a programmable preset function. This power supply box works with rotary tattoo machines, tattoo guns, and other types of machines. This unit comes with all the parts you need to get down to tattooing. ????????????????: 110v input adapter power; 19.V/2a overload protection; and 0.1v, 0.2v, and 0.5v adjustable voltage increments. ?????? ?????????????? ?????????????? ??????????: The digital, ultra-bright LED screen makes it incredibly easy to read the voltage and also displays amps, speed, duty cycle, and follow through. Overall, this machine provides a more accurate readout than other portable machines. ?????????????? ???????????? ????????????????: Dual Power Supply made with quality materials. We are creating professional-grade tattoo supplies for a fraction of the cost. With the help of this high-quality power supply machine, you can create the tattoo you've always wanted from the comfort of your home. ?????????? ?????? ???????????? ??????????????: This dual power supply unit allows the tattoo artist to easily switch from a liner to a shader machine, streamlining the permanent-tattoo process and providing effortless results.