Power HD TR-4 Waterproof

Torque(4.8V): 1.8 kg-cm (25.0 oz/in) Torque(6.0V): 2.2 kg-cm (30.6 oz/in) Torque(7.4V): 2.6 kg-cm (36.1 oz/in) Speed: 0.15 sec (4.8V) │ 0.12 sec (6.0V) │ 0.10 sec (7.4V) Operating Voltage：4.8 ~ 7.4 DC Volts Weight: 16.0 g (0.56 oz) Gear Type：Copper&Alu Operating Temperature: -20℃~60℃ Working frequence：1520μs / 50hz Size：22.5 x 12.5 x 24.0 mm ( 0.89 x 0.49 x 0.94 in)