Features: Water-proof Motor:? 4Pole 12 Slot Hi-torque Motor Design? High Purity CopperWindings Maximizes Efficiency? High RPM ABEC5 Oversized Bearings? Precision balanced rotor, removable/replaceable rotor? Specially designed for 1/10 1/8 rc car, waterproof, a good choice for your rc car. Water-proof ESC:? Specially designed for RC car, water-proof and dust-proof for all-weather races. Excellent start-up, acceleration and linearity features. The strong resistant current capability, excellent heat dissipation. Multiple protection features, widely compatible with for 1/10 1/8 RC car Specifications: Motor: Watts: 900W Max voltage: 9.6V Max Amps: 94A KV(RPM/Volt): 5200KV Max RPM: 50000 Plug type: 4mm golden banana plug Shaft length: 15mm Shaft diameter: 3.175mm Diameter: 36mm Length: 50mm Weight: 180g ESC: Cont/Burst Current: 120A/600A Motor Type: Sensorless brushless motor Suitable brushless motor:? 3.5T Resistance: 0.00035ohm Battery: 2-6cells Lipo/ 4-18cells NiMH BEC Output: 6.1V/3A(switch mode) Diamension:41 X 51 X 36mm (1.61 x 2 x 1.42in) Instuctions 1. Connect BEC wires with the receiver 2. Connect motor wires with ESC 3. Turn on the transmitter 4. Connect battery pack with ESC then switch on the ESC. When the connection of motor and battery is finished, the motor emits”Beep-Beep”tone. When the throttle stick is in the neutral position, the motor re-emits “Beep-Beep”tone. The ESC is workable. Troubleshooting, please read product manual(ESC) Package Including 1 X 3650 5200KV Sensorless Brushless Motor 1 X 120A ESC 1 X Red Programming Card 2 X product manual Complete 3650 5200KV sensorless brushless motor, 120A ESC and red programming card, waterproof and dustproof for all weather races, perfect configuration, gives your car ultimate reliability 3650 5200KV brushless motor designed for 1/10 RC racing car truck buggy, exquisite appearance 4 pole 12 slots; high quality: CNC machined 6061-T6 heat sink, excellent heat dissipation; profession, with excellent start-up, acceleration and linearity features, strong resistant current capability 120A ESC suitable for 1/10 4WD SCT, 1/8 2WD and 4WD buggy/SCT (Include TRAXXAS 1/10 SCT), it works prefectly with 2-3S lipo battery. Notice: Since we can’t control over the correct use, installation, application, or maintenance of our products, so please read product manual carefully. The electronic speed controller programming card suitable for 25A 35A 45A 60A 80A 120A Brushless ESC, compatible with of kind of 1:8,1:10,1:12 scale rc car, bring different speed control experience for you 5200KV rc motor, 120A ESC and programming card with multiple protection, such as low voltage cut-off protection for lithium or nickel battery, over-heat protection, throttle signal loss protection and motor blocked protection. You can use them together or separately according to your needs.