Check the listing for details. 90:1 AC 110v Worm Gear Motor with 6w Power+ Variable Speed Reduction Controller. Condition: New. Listed at 71.84 USD. Specifications Model: M206-401 Motor Material: Alloy Aluminum, Copper, Alloy Steel, Steel Sheet, Iron, Aluminum Reducer Material: Copper, Alloy Aluminum, Alloy Steel, Lubricating Grease Gear Surface Treatment: Nitriding Reversible: Yes Number of Items: 1 Power: 6w Governor Power: 6w Power Source: Corded Electric Rated Voltage: ‎ac 110v Capacitance: 3uf Ratio: 90:1(90k) Motor Wire Length: 40cm/15.7in Governor Wire Length: 80cm/31.5in No-load Speed: About 15rpm, 2.9nm Shaft Diameter: 8mm/0.31in Shaft Length: 29mm/1.14in Key Depth: 25mm/0.98inch Through-hole: ∅5.5 Diagonal Installation Hole Distance: 70mm/2.75in Speed: 50hz, 90-1350rpm/60hz, 90~1650rpm Working Temperature: -10~50°C/14~122°F Holder Size(up*down*H): 6.1*10*6.9cm/2.4*3.93*2.72in.