Brushless Motor : The 2845 3900KV four-pole brushless motor and 45A independent brushless ESC make for a more powerful and efficient driving experience. Beast Speed : With a standard 2S battery, mjx 14302 can reach speeds of up to 42km/h. It also supports 3S batteries(not included), which can increase the top speed to 55km/h Full Metal Hydraulic Shock Absorber : Our high-speed brushless RC car is equipped with a high-quality hydraulic shock absorber made of durable metal. This feature ensures that the car can handle rough terrain and provides a smoother ride. Metal Collision Head : The drift car features a strong metal collision head that effectively protects anst collisions and crashes.The car's full metal transmission system, including the metal gear differential, ensures that it has better traction and durability. The metal gears also make for a quieter and smoother ride. Easy to Upgrade : The remote control car comes with a standard independent receiver that is easy to modify and upgrade, allowing you to customize your car to your specific preferences. Basic parameters : Product model No.: 14302 Scale: 1/14 Maximum speed: 42km/h Remote control distance: 120m 2S 2000MAH Battery Maximum use time: 13min Charging time: 4h (using 5V 2A charger) Charging method:USB charging cable Dimensions and Specifications: Product size (mm) 320*153*115 Wheelbase (mm) 192mm Wheel base (mm) 125mm Tire diameter (mm) 58mm Configure: Motor Specifications: Brushless Motor 2845 3900KV 4 Poles Motor cooling: aluminum heat sink + fan ESC: 45A brushless ESC (metal heat sink) Servo specification: 17g digital servo Remote control: 2.4GHz Remote control battery: 1.5AA*2 Car Battery Specifications: 7.4V 2000mAh 2S 25C packing list: Car*1 Remote control*1 battery*1; Manual*1; USB charging cable*1; Hexagon wrench*1; Screwdriver*1 TPR Tyre*4 Drift Tyre*4