Dragonhawk Mast Tour Amy Wireless Tattoo Pen - Red - 4.0 mm StrokeThe Dragonhawk Mast Tour Amy wireless tattoo machine is a long, thin pen style rotary with ergonomic grip and backup RCA connector. The Mast Tour Amy works with its own wireless battery pack, which has 2 3 hours of run time from an hour of charge, and features a small screen displaying voltage, battery life and a timer. One large button on the top of the battery pack works as an on off switch click to turn on and off, or double click for power start