Motor Specifications: Voltage: 12-24V DC. Speed: 10000-20000rpm. Starting Current: 4-5A. Power: 100W-200W. Motor Body Diameter: 42mm. Motor Body Length: 66.5mm. Shaft Length: 16mm. Shaft Diameter: 5mm The motor is ball bearing, large torque, low noise, built-in cooling fan, durable and long service life. Application: Hand tools, garden tools, power tools, shredder, sprayer, small cutting machine, small table saw.