Ambition Troll Wireless Tattoo Machine

Material: space aluminum alloyNeedle Stroke: 4.0mmMotor: Coreless Motor. A direct drive tattoo machine pen that offers no give and a 4 mm stroke, the tattoo machine excels in lining, shading and colour packing, and is also very quiet to run and creates minimal vibration. Motor Speed: 12V - 10500RPMSingle Battery Capacity: 1950mAhCharging time: about2 hoursOperation time: about 6-7 hoursOutput Voltage : 5V-12VLCD display content: output voltage range + battery usageInstructions for use:- Power ON/OFF: Long press "O" key for 3 seconds- Output pause / resume: Short press "O" key to pause the output, and short press it again to resume the output(the resume voltage is the working voltage before the pause).- Adjust output voltage: Press the "+" or"-" key to adjust output voltage. The voltage can be adjusted through button (+) and (-) respectively with the voltage of 0.1V on each press. When you long press the voltage adjustment buttons, the voltage will change by 0.5V each time.Tattoo Power