Description MKS HV6130H Thin Digital Servo Dead Band  0.001 ms Control System  Pulse Width Control Working Frequence  1520μs / 333Hz Operating Voltage  3.5~8.4 V DC Volt (2S Lipo un-regulated) Operating Speed (6V)  0.14 sec/60° degrees at no load Operating Speed (7.4V)  0.11 sec/60° degrees at no load Operating Speed (8.4V)  0.10 sec/60° degrees at no load Stall Torque (6V)  6 Kg/cm (83 oz/in) Stall Torque (7.4V)  7.6 Kg/cm (105.5 oz/in) Stall Torque (8.4V)  8.1 Kg/cm (112.5 oz/in) Motor Type  Coreless Motor Potentiometer Drive  Direct Drive Bearing Type  3x Ball Bearings 2x Jewel Bearing Gear Type  Metal Alloy gear Dimensions  30x10x29.8 mm (1.1811X0.39X1.17 in) Weight  23g (0.81oz) See additional images for dimensions.