Features:Gear Type: All Metal Gears Operating Speed: 0.17sec / 60 degrees (4.8V no load) Operating Speed: 0.13sec / 60 degrees (6.0V no load) Stall torque:12kg/cm(6V)Operation Voltage : 4.8 - 7.2 V Temperature range: 0¡æ to 55¡æPower Supply: Through External AdapterStable and Shock Proof. - Metal Gear - Double Ball Bearing - Connector Wire Length 300mmCompliant with most standard receiver connector: Futaba、 Hitec、 Sanwa、 GWS etc... Great for truck、 Boat、 Racing Car、 Helicopter and AirplaneSpecifications:Connector wire length:300 mm Dimension: 54 x 38 x 20 mmNet weight:61 gPackage weight:71 gColor: BlackPacking Content: 1 x MG966R Servo (with accessories)