AURORA P2 Rotary Pen Machine, 1 power cord and 3 Grip Cover. Weight: 4.5 oz. Stroke: 3.5mm. 0 – 4.5mm adjustable needle depth. RCA connection, Compatible with all cartridge needles, This machine features a powerful motor and an advanced gear system that guarantees reliable, quiet operation without any vibration, AURORA P2 Rotary Pen Machine Japan motor, continuous operation, Low noise, Long-lasting stability, Light weight, unibody, Operating voltage: 5-10 V DC, Rpm range Stitches / Sec: 8V-10000rpm / min 8-1000 / sec