Description: High purity copper windings maximizes efficiency. Precision balanced rotor , smoothness for best reliability and maximum RPM. Enhanced throttle response, excellent acceleration, strong brakes and throttle linearity. Multiple protection features : low voltage cut - off protection / over - heat protection / throttle signal loss protection. Universal fits for 1:8 1:10 RC car/boat vehicles. Specification: Material:Metal Motor Size:36x50x15mm/1.42x1.97x0.59inch 3650 4300kv motor Specs: Watts:900W Max voltage:<13V Max Amps: 69A KV(RPM/Volt): 4300KV Max RPM: 50000 Diameter: 36mm Length: 50mm Shaft length: 15mm Outer Shaft diameter: 3.175mm Inner Shaft diameter: 5.00mm Plug type: 4mm golden banana plug 80A ESC Specs: Continue Current: 45A/60A/80A/120A Burst Current: 180A/320A/480A/480A 10sec Battery: 2-3S Li-Po / 4-9S Ni-Mh Ni-Cd BEC output: 5.8V/3A Power Supply Plug: T Plug Male Motor Plug: 4mm Banana Female Plug. Package Includes: 1 Piece 3650 4300KV Brushless Motor Optional 1 Piece 45A/60A/80A/120A Brushed ESC 1 Piece Heat Sink 1 Piece Programming Card Set Note: Please allow slight dimension difference due to different manual measurement.