The gold miner is equipped with the most advanced spiral wheel on the market. The innovative, computer designed, Concentrate agitators means an increase in gold Recovery by 30+%. the gold miner's spiral wheel also has a 7 spiral lead running at approximately 12 revolutions per Min, for the highest gold recover rate. Gold miner comes with: 13" spiral wheel, pump & spray bar assembly, catch Cup for gold, drive unit with frame, tailings container, pump filter, carrying case with cover, & a 5 year warranty. Just connect your 12V DC power source or battery (not included) & you are ready to prospect!