Hobbywing XR10 Justock G3S ESC & JS4: 13.5T G2.1 Motor Combo Kit HWI-38020371 Main Application: 1/10, 1/12 On-road and Off-road Club competition and Normal Training. Includes:XERUN XR10 JUSTOCK G3S ESC: 1pcsXERUN JUSTOCK STOCK (G2.1) brushless motor: 1pcs Features:- The timing has been permanently set to 0 degree. With the identical competition motor, this ensures that every driver will have the same power system and have an equal race.- The built-in capacitor avoids the trouble of finding installation position for the external capacitor module, saves space and is convenient for layout.- The built-in reverse connection protection circuit prevents damaging ESC due to reverse connection of battery.- The innovative capacitor overheat protection function can avoid the capacitor explosion caused by overload and damage the ESC.- Multiple protections: battery low-voltage cutoff protection, over temperature protection, fail safe (throttle signal loss protection) and motor lock-up protection.- Supports multi-function LCD program box pro and OTA programmer to set parameters of ESC, which is convenient for outside use.- Supports firmware upgrade of ESC (Multi-function LCD program box pro or OTA Programmer need to be purchased), Enjoy the latest features.- Supports various RPM limit values to meet the needs of different races. It can be set directly by the program box pro or OTA programmer.- Supports firmware upgrade of ESC (Multi-function LCD program box pro or OTA Programmer need to be purchased), Enjoy the latest features.- Supports various RPM limit values to meet the needs of different races. It can be set directly by the program box pro or OTA programmer. ESC Specifications:Cont./Peak Current: 60A / 380AMotor Type: Sensorless / Sensored Brushless MotorApplications: 1/10 - 1/12 On-road and Off-road club competition and normal trainingMotor Limit: > 10.5T 3650 MotorLiPo Cells: 2S LiPo (Only 2S)BEC Output: 6V / 7.4V @ 4A (Switch-mode)Cooling Fan: Powered by built-in BECSize / Weight (including wire): 40.9(L)x33.9(W)x32.1(H) / 75.4g (Including weight of wire)Programming Port: Independent programming port