This tumbler will clean up to 500 9mm cases or 200 .223 cases per cycle. The bowl feature unique spiral agitators for an aggressive tumbling action. It is equipped with a transparent polycarbonate lid which tightly seals against the bowl for dust free operation, and an in-line on/off switch. A wide base with rubber feet keeps the tumbler anchored in one spot. 25% Greater Capacity than 1200 Tumbler Bowl is equipped with spiral agitators for aggressive tumbling action Transparent polycarbonate Tight bowl/lid fit for dust free operation 110V model includes an in-line power switch 220V model includes a standard power cord with power switch on motor base