Torque: 4.2 kg-cm (6.0V) / 5.1 kg-cm (7.4V) / 5.7 kg-cm (8.2V)Speed: 0.05 s (6.0V) / 0.04 s (7.4V) / 0.03s (8.2V)Weight: 63 gDimensions:40 x 20 x 40 mm Operating Voltage:6.0 ~ 8.4 V DC Volts ( 2S Lipo un-regulated)Working frequence:760µs / 560HzDead band:0.0005ms (Default)Bearing Type : 2* ball bearing Motor Type:Brushless MotorGear Type:Chrome-Titanium alloy gear