Features:High Torque Digital CorelessWater ResistantInternal: Precision Metal GearsAll CNC Brass CasingSpline: 25T MicroBEC Not RequiredVoltage 6V-8.4VWeight: 1.27oz / 36GDimension: .90 x .47 x 1.08 (LWH)Torque: 89oz @ 6.0v, 99oz @ 7.4v , 115oz @ 8.4vSpeed: .11sec @ 6.0v, .09sec @ 7.4v, .08sec @ 8.4v