Power:6W / 15W / 25W / 40W / 60W / 90W / 120W / 200W. Reduction ratio:1:3K / 1:5K / 1:7.5K / 1:15K / 1:30K / 1:50K / 1:75K / 1:150K / 1:200K. Speed:7RPM / 9RPM / 18RPM / 28RPM / 46RPM / 93RPM / 186RPM / 280RPM / 466RPM.
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