Motor：Coreless Motor
2 Kind of Motor Speed：12V/10000 Rpm，12V/7000 Rpm
2 Kind of Grips: the one suitable for cartridges，the others suitable for traditional
Adjustable Stroke Length：2.8/3.5/4.2 mm
Materials：7575 Aviation Grade Aluminum
Package Weight：753g
Suitability: Compatible with most traditional tattoo needles, tattoo needle cartridges on the market.
