Mast Nano Wireless Rotary Pen Machine with Battery PMU SMP Cartridge Short 3.2mm Stroke (BLACK) 

Mast Nano Rotary Pen Machine

Pen-style rotary machine suitable with universal needle cartridges. Compatible with all standard power supplies. Machine frame are made from solid rods of high grade aluminum then polished and anodized, laser engraved logo.

Machine Specifications:

Weight: 82g
Size:23mm*78mm
Working Voltage: 5-8V
Motor: Coreless motor, 8V/9000Rpm
Needle Stroke: 3.2mm

Battery Specifications:

Weight: 64g
Size:27mm*78mm
Working Voltage: 6-11V
Battery Capacity: 1200 mAh