Electric Brushless DC Motor, Aluminum Body, Full Copper Coil, Heat Resistant, Naturally Air Cooled, Low Noise High Quality More Long Life.Brushless High Speed Mid Drive Motor, Voltage 72V DC, Rated Power 3000W peak, Current 45A, Rated Speed 6500 rpm/min, T8F 11Teeth Sprocket Chainwheel,Load Weight:100-200kg About. NOTE: Motor Speed According to Your Load-Weight and Others.Packing List: 1pcs Motor, 1pcs Controler, 1pair Throttle, 1pcs lock key,1 strip T8F chain and 1 pcs Chainring. BLDC Controller: Voltage 48-84V, Low Voltage Protection 42V, Power 3000W, 24 transistors, Current 50A, Phase Degree: 120??, Smart Controller Can Work With Hall Sensor And Without Hall Motor, Brushless Motor Speed Controller Have 3-Speed (Low Mid High Speed??, Reverse Functions, Power Lock Functions. Throttle: Universal Accelerator Handlebar Throttle Twist Grips, 12V-84V Universal, With 3 Speed (High,Mid and Low Speed) And Reverse Functions, Wire Length About 50inch, High Quality Rubber And ABS Material. Use: Su