Description HV777A Aluminum upper Casing (0.1 sec/60° – 40.40 kg.cm (561.1 oz/in) @8.2V) SKU  RC-MKS-HV777A Dead Band  0.0008 ms (Default) Control System  Pulse Width Control Working Frequence  1520μs / 333hz (RX) Required Pulse  3.5 ~8.4 Volt Peak to Peak Square Wave Operating Voltage  6.0 ~7.4 V DC Volts Operating Temperature Range  -10 to 60 Degree C Operating Speed (6V)  0.13 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)  29.50 kg/cm – 409.7 oz/in Stall Torque (7.4V)  36.5 kg/cm – 506 oz/in Stall Torque (8.4V)  40.40 kg/cm – 561.1 oz/in Motor Type  Coreless Motor Potentiometer Drive  Indirect Drive Driver Type  FET Bearing Type  Dual Ball Bearings Gear Type  Titanium Gears Connector Wire Length  15.0 cm (5.9 in) Dimensions  40X20X40 mm (1.57×0.97×1.57 in) Weight  75.45g – (2.66 oz)