1.HOBBYWING XERUN 120A Blue V2.1 Brushless ESC for RC Car 2.Suitable Motor: Sensored and sensorless brushless motors 3.Battery Features-Compatible with all sonsorless brushless motors and most of sensored brushless motors such as LRP, Novak, Orion, Feigao, etc.-Seamlessly change to sensorless working mode when the sensor cable is broken. -Lithium battery and NiMH battery supported.-Excellent start-up, acceleration and linearity features.-Firmware can be upgraded through an USB adapter on the Advanced Professional LCD Program Box (Optional  equipment). -User programmable.  Easily programmed with only one button on the ESC and compatible with the 3 Digital LEDs Program Card and the Advanced Professional LCD Program Box. Product Details

-Output: Continuous current 120A, burst current 760A.-Input: 4-9 cells NiMH/NiCd or 2-3 cells LiPo.   Note1 -BEC Output: 5.75V@3A linear mode built-in BEC.-Resistance: 0.0003 Ohm.-Motor Supported: Sensored brushless / Sensorless Brushless.-Suitable Brushless Motor:  With 2 cells Lipo or 4-6 cells NiMH, 1/10 on-road: >=3.5T, 1/10 off-road:  >=5.5T With 3 cells Lipo or 7-9 cells NiMH, 1/10 on-road: >=5.5T, 1/10 off-road:  >=8.5T    -Suitable Car:  1/10, 1/12 on-road or off-road cars / trucks for competition race.1/10, 1/8 rock crawler.-Size: 43mm(L) * 36mm(W) * 33mm(H).-Weight: 65g(Without wires)Note1: -For brushless motor, the ESC supports up to 9 cells NiMH or 3 cells Lipo battery. -For 4-6 cells NiMH or 2 cells Lipo: You need not change the cooling fan coming with the ESC;-For 7-9 cells NiMH or 3 cells Lipo: You must change the standard cooling fan because it cannot work with such a high voltage, so please choose a high voltage fan or supply the fan from the receiver (+6V)

Item Packing-Xerun-120A-SD (V2.1) Blue Brushless ESC for 1/10 Car (Competitive Race) x 1 

Hobbywing Xerun 120a Blue V2.1 Brushless Esc For Rc Car