SPECIFICATION:
- Frame material: Space Aluminum Alloy
- Technology: Five-axis precision Engraving Machining
- Battery: 1600mA
- Motor: Japanese motor. 8V/8000rpm
- Principle: longitudinal direct drive
- Stroke: 4.0mm
- Needle length: 1mm-4.2mm
- Voltage: 4-12V
- Grip Size: 42mm
- Charging Time: 2-3hours
- Working Time: 4-6hours
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