The Mast Fold2 Pro Wireless Tattoo Pen Machine is a professional-grade cordless device engineered for precision, power, and full artistic control. Featuring seven true adjustable stroke lengths from 2.4mm to 4.2mm, it adapts instantly to lining, shading, color packing, and blending techniques. Powered by the advanced Mcore-C1 motor, it delivers consistent torque, smooth operation, and zero drag performance. Designed for experienced artists, this machine combines ergonomic comfort with high-capacity dual batteries for uninterrupted workflow. KEY FEATURES 7 adjustable stroke lengths: 2.4mm, 2.7mm, 3.0mm, 3.3mm, 3.6mm, 3.9mm, 4.2mm Mcore-C1 Ultra Power No-Snag Motor Motor speed: 6500 RPM at 8V Voltage range: 4V – 12V with ±0.1V adjustment OLED voltage display Includes 2 replaceable 2000mAh batteries Runtime: 5–7 hours per battery Charging time: 1.5–2 hours USB Type-C charging port Machine weight: 233g Dimensions: 32mm diameter × 140mm length Wireless operation for maximum mobility WARRANTYCovered by manufacturer 6 months warranty against production defects. Warranty does not apply to damage caused by improper use, drops, liquid exposure, or unauthorized modifications.