200W 370W 550W. \The motor speed is 1400 rpm, and the reduction ratio is as below \. 5 to 1, 7.5 to 1, 10 to 1, 12.5 to 1, 15 to 1, 20 to 1, 25 to 1, 30 to 1, 40 to 1, 50 to 1, 60 to 1, 75 to 1,100 1,120 to 1,150 to 1.
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