624 RPM Precision Planetary Gear Motor Dual Ball Bearings/ Full Metal Planetary Gears Rated Voltage: 12VDC / Rated Load: 0.6 kgf-cm (8.33 oz-in) Maximum Torque 41.7 oz-in. (12VDC) / Maximum Speed 624 RPM (12VDC) Min. Stall Torque: 3 kgf-cm (41.7 oz-in) / Max. Stall Current: 4.9A @ 12VDC Gear Ratio:19:1