Torque: ? kg-cm (5.0V) / 1.8 kg-cm (6.0V) / 2.3 kg-cm(7.4V) / 2.6 kg-cm(8.2V)Speed: ? s (5.0V) / 0.043 s (6.0V) / 0.035 s (7.4V) / 0.031 s (8.2V) Weight: 19.87 gDimension: 23 x 12 x 27.25 mm Working Voltage: 5.0 V - 8.4 V DC VoltWorking frequency: 760µs / 333-560hz Dead Band: 0.001 ms (Default)Bearing: 2 Jewel Bearing + 1 Bronze Bushing Motor: Coreless MotorGear: Chrome-Titanium alloy gear