Torque(4.8V): 18.0 kg-cm (250.0 oz/in) Torque(6.0V): 23.5 kg-cm (326.4 oz/in)Torque(7.2V): 30.0 kg-cm (416.6 oz/in)Speed: 0.18 sec (4.8V) │ 0.16 sec (6.0V)│ 0.14 sec (7.2V)Operating Voltage:4.8 ~ 7.2 DC VoltsWeight: 62 g (2.19 oz)Bearing Type:Ball Bearing x 2Motor Type:DC MotorGear Type:Copper & AluminumOperating Temperature:-20℃~60℃Working frequence:1520μs / 333hzSize:40.5 x 20.5 x 39.3 mm ( 1.59 x 0.81 x 1.55 in)