Check the listing for details. Mast Fold 2 PRO Wireless Tattoo Machine Pen Kit Adjustable 7 Stroke Color Screen. Color: Black, Condition: New. Listed at 229.99 USD. Description Mast Fold 2 PRO Wireless Tattoo Machine Pen Kit Adjustable 7 Strokes Color Screen Battery Pen Mast PRO Cartridge Tattoo Supply SetMachine Parameters:Name: Mast Fold 2 PRO Motor: Coreless Motor7 Adjustable Strokes: 2.4/ 2.7/ 3.0/ 3.3/ 3.6/ 3.9/ 4.2mmSpeed:8V/6500RPMSize:32mm*140mmWeight:233gVoltage:4-12VBattery Capacity:2000mAhCharger Time:2 HoursOperating:5-7 HoursCharge Cable: Tybe-CFeature 1: 7 Adjustable StrokesFeature 2:Color Screen7 Adjustable Strokes:Multi-gear adjustment for versatile use, effectively improving work efficiency and precision, enabling tattoo artists to operate with greater flexibility and accuracy.Easy-to-use Operating System:Easily adjust the working parameters with a simpler operating system Solve a variety of troubles in the process of use.Stable Operating System:Suitable for various tattoo styles. Rotating the grip to adjust the needle length, makes it easy to use and operate.Effortlessly achieve precise lining or smooth shading.