Item Name: off-road Vehicle 3300KV 60A ESC Waterproof ESC Combination F540 Brushless Motor. Description Item name: waterproof ESCSize: 51.5 * 38.5 * 38.5mm (without cables)Watts: 800WPower supply plugs: T plug maleBattery: 2S Li-Po / 4S Ni-Mh Ni-Cd60A ESC Specifications:Shaft diameter: 3.175mmPlug type: 4mm golden banana plugF540 3300KV MotorBEC output: 5.8V / 3AMax RPM: 50000Diameter: 36mmKV (RPM/Volt): 3300KVLength: 50mmMax Amps: 47ABurst current: 360AShaft length: 15mmContinue current: 60AMax voltage: