**Regarding the Battery:** The battery has a capacity of 1800mAh, allowing for extended tattoo sessions with a steady output. At an output voltage of 8V, it can operate for 6 hours and requires just 1.5-2 hours to reach a full charge. On the battery's side, there is a visible LCD screen that clearly indicates the working time, voltage level, and remaining power. By briefly pressing the voltage adjustment buttons, users can modify the voltage in increments of ±0.1V, with a working voltage range of 5-12V.
About Motor: Ambition rotary battery tattoo pen machine built-in coreless motor, 12V - 10500RPM. More powerful, low skin loss, fast coloring, no hot for long time working. Eccentric wheel system make tattoo machine get stronger and better for liner and shader.Built-in stainless steel high-grade positioning steel ball to adjust the needle position with , adjust the gear position accurately.
6 Adjustable Strokes: This tattoo machine support 2.2mm, 2.6mm, 3.0mm,3.4mm,3.8mm and 4.2mm stroke length, change the stroke on the fly just by turning the adjustment knob, great for applying soft black and grey,packing colour and blending and lining. The pen machine is compatible with most cartridge needles types.
Material: Ambition rotary battery tattoo pen machine made of aluminium alloy frame and CNC carved. Length:137mm/5.39inches, diameter: 32mm/1.25inches, weight:217g/7.65oz. Detachable as a whole, easy to disassemble, maintain and replace spare parts.