Servo Specification: Torque(kg-cm): 1.5 (3.7V) / 2.0 (4.8V) / 2.6 (6.0V) / 2.9 (7.4V) / 3.1 (8.2V) Speed: 0.125 s (3.7V) / 0.110 s (4.8V) / 0.085 s (6.0V) / 0.068 s (7.4V) / 0.060 s (8.2V) Working Frequency: 1520μs / 333Hz Dead Band: 0.001 ms (Default) Bearing: 1*Copper Bushing Gear: Metal Alloy Gear Motor: Coreless Motor Dimension: 18.6 x 7 x 16.7 mm Weight: 5.4 g (±0.3 g)