Towerpro MG90S Metal Gear RC Micro Servo For RC Model Top Pro MG 90R Digital Metalgear Micro servo 2.4Kg MG90 Features: Item Name: MG90S servo Weight: about 13.4g Dimension: 22.8 x 12.2 x 28.5mm Stall Torque: 1.8kg/cm(4.8V ),2.2kg/cm(6V) Operating Speed: 0.1sec/60degree(4.8v), 0.08sec/60degree(6v) Operating Voltage: 4.8-6.0V Motor Type: coreless motor Gear Type: all metal gear Connector Wire Length : 175mm Great for truck, Boat, Racing Car, Helicopter and Airplane Package Included: 1 x MG90S servo