Power source: AC Output power: 940 W Cable length: 4 m AC input frequency: 50 - 60 Hz Input power: 1550 W AC input voltage: 220-240 V Weight: 2.5 kg Idle speed (max): 11000 RPM Torque (max): 3.5 N⋅m Spindle thread: M14 Grinding disc diameter: 12.5 cm