VIPER WIRELESS TATTOO MACHINE

Black: 3.5mm Stroke
Weight: 192g Diameter: 31mm Aircraft aluminum body
Length:130mm
Works 5-9 hours with 1 battery
2 pcs 18500 1800mAh Batteries with a charge
Propulsion: High Quality Coreless Precision Motor.
PRM range: 8V-10000rpm
working volt :4-11v
Max volt:12v