Heatsink Software Card Set 3650 Motor 4300Kv Brushless ESC for RC Car 1/10 (120A) Feature: 1. Brushless motor 3650 4300KV, maximum speed : 50000, maximum voltage 2. BEC output: 5.8V/3A, heat sink suitable for RC motor with 36mm/1.4inch outside diameter. 3. Brushless motor ESC heat sink software card, replacement RC accessory. 4. RC car brushless ESC software card, specially designed for brushless ESC. 5. Practical accessory to modify the RC car, improving the versatile performance. Specification: Condition: 100 % new Item Type: RC Engine ESC Kit Material: alloy 3650 4300KV Motor Power: 900 W Maximum Ampere: 69A KV (rpm/V): 4300 KV Maximum RPM: 50000 Diameter: approx . mm / 1.42inch Length: approx . mm / 1.97inch Axle length: approx . mm / 0.59inch Axle diameter: approx . mm / 0.13inch Length of inner axis: approx . mm / 0.2inch 120A ESC: Continuous Current: 120A Breaking current: 480A/10sec Battery: 2-3S Lipo / 4-12S NiMH BEC output: 5.3V/5A (switching mode) Programme card: Features: light Easy to use Portable projects Brushless ESC RC Car Program Card, Specially Designed for Brushless ESC Low voltage cut-off: 3.1V/cell 2.8V/cell 3.3V/cell No cut-off Starting Mode: Medium, Soft , Strong Maximum braking force : 25%, 50%, 75%, 100 % Highest reverse force : 25%, 50%, 75%, 100 % Neutral range: 9%, 6%, 12% Working condition 540 3650 3660 3670 motor heatsink cover with cooling fan heatsink parts for remote control Made of aluminum alloy and plastic , with fan cooling and stainless steel protective mesh Replacement for RC 1:10 Car 540 3650 3660 3670 engine heat sink 36mm/1.4inch motor outer diameter can be used Color blue List of packages: 1 x Engine 1xESC 1 x card program 1 x Manual 1 x Heatsink