1、Premium Material: Made of premium copper, aluminum alloy, plastic and electronic component materials, very wear resistant, strong and durable, not easy to damage. 2、Shockproof: The mini metal gears of servo are shockproof, stable in performance, shock resistant, and maintain stable operation. 3、Low Noise: This RC model servo has low noise during operation, will not disturb rest, runs quietly, and can be used with confidence. 4、Lightweight: This servo kit is light in weight and compact in shape, will not burden the model, and is portable and easy to install. 5、Applications: Suitable for helicopters, RC copters, flying, gliding, small robots and other models, widely applicable. Item Type: Mini Metal Gear Analog Servo Material: Copper, Aluminum Alloy, Plastic, Electronic Components Gross Weight: 28g / 1.0oz Product Size: Approx.32 x 12 x 28mm / 1.3 x 0.5 x 1.1in STD Direction: CCW, pulse moving 1500 to 1900usec Operating Speed(no load): 0.12s / 60º at 4.8V; 0.10s / 60º at 6V Stall Torsion: 1.6 kg.cm / 21.0 oz.in at 4.8V, 2.0 kg.cm / 28.0 oz.in at 4.8V Dead Zone: 1 uSec Gear Material: metal Connector Type: Compatible for Futaba for JR Suitable for: helicopters, flying, gliding, small robots and other models 1 x Servo 1 x Servo Base 1 x Aluminum Alloy Servo Arm 4 x Plastic Servo Arm 13 x Screw