Professional Wireless Tattoo Machine Pen Designed for professional tattoo artists, this Wireless Tattoo Machine Pen combines power, precision and comfort in one compact device. Equipped with a high-performance motor delivering up to 8000RPM, it ensures smooth, consistent performance for lining, shading and color packing. The adjustable 2.3-4.5mm stroke provides excellent flexibility, allowing artists to switch between fine line work and bold color saturation without changing machines. Whether you're creating realistic portraits, black & grey tattoos or traditional designs, this rotary tattoo pen offers exceptional control. Powered by a 2400mAh rechargeable battery, the machine operates continuously for 6-9 hours after only 2-3 hours of charging, making it ideal for long tattoo sessions. The digital voltage adjustment (0.1V increments) offers accurate control from 4V to 12V, helping artists achieve consistent needle performance. Its ergonomic aluminum body measures only 38 × 133mm, reducing hand fatigue while providing excellent balance for extended use. Features Professional wireless tattoo machine Adjustable stroke: 2.3mm–4.5mm High-speed motor: 8000RPM Voltage range: 4-12V 2400mAh lithium battery 6-9 hours working time Fast charging in 2-3 hours Lightweight ergonomic pen design Compatible with RCA connection Ideal for lining, shading and color packing