6001HB Standard DC Motor Plastic Gear Servo Specifications - Torque(4.8V) 5.8 kg-cm (80.5 oz/in) - Torque(6.0V) 6.7 kg-cm (93.0 oz/in) - Speed 0.16 sec (4.8V) ~ 0.14 sec (6.0V) - Operating Voltage 4.8 ~ 6.0 DC Volts - Weight 43.0 g (1.52 oz) - Bearing Type Ball Bearing x 2 - Motor Type DC Motor - Gear Type Plastic - Operating Temperature -20 ~ 60 - Working frequency 1520 s / 50hz - Size 40.7 x 20.5 x 39.5 mm ( 1.60 x 0.81 x 1.56 in)