Features: 120A ESC is made of premium components to make sure efficient operation. The heat sink is made of aluminum alloy and plastic combined, with fan cooling and stainless steel protective net cover, solid and durable. The heat sink is suitable for the motor with an outer diameter of 36mm. Programming card for remote control car ESC brushless electronic speed controller is portable in design, light in weight, and easy to use. 3650 2300KV brushless motor & 120A ESC & program card & heat sink set is suitable for 1:8/1:10 remote control car and remote control boat. Specifications: 3650 2300KV Motor: Watts: 900W Max Voltage: <22V Max Amps: 41A KV(RPM/Volt): 2300KV Max RPM: 50000 Diameter: 36mm Length: 50mm Shaft Length: 15mm Shaft Diameter: 3.175mm Plug Type: 4mm Golden Banana Plug 120A ESC: Continuous Current: 120A Burst Current: 480A / 10sec Battery: 2-3s LiPo / 4-12s NiMh BEC output: 5.3V / 5A (Switch Mode) Power Supply Plug: T Male Motor Plug: Female 5mm Bullet Connector Dimension: Approx. 43 * 31 * 32mm / 1.7 * 1.2 * 1.3inch Programming Card for Remote Control Car ESC Brushless Electronic Speed Controller Low Voltage Cut Off: 3.1V/Cell 2.8V/Cell 3.3V/Cell No cut-off Start Mode: Medium, Soft, Strong Max Brake Force: 25%, 50%, 75%, 100% Max Reverse Force: 25%, 50%, 75%, 100% Neutral Range: 6%, 9%, 12%, Work State 540 3650 3660 3670 Motor Heat Sink Cover with Cooling Fan Heatsink Remote Control Parts A replacement for remote control 1:10 car 540 3650 3660 3670 motor heatsink Color: Blue Material: Aluminum Alloy, Plastic Dimension: 46x40x40mm / 1.81x1.57x1.57(LxWxH) Cable Length: 290mm Weight: 48.6g Package Information: Package Size: 100*60*50mm Package Weight: 340g Package List: 1 * ESC 1 * Motor 1 * Program Card 1 * Heat Sink