ESC; (TEKM2301) HotWire PC interface for advanced programming and updating (Hotwire Interface (TEKM1450) and Adapter (TEKM3825) must be purchased separately) Datalogging capability D2 Dual Drive Mode technology Replaceable cooling fan with impact resistant design for off-road applications On-board teperature indicator Pit tune mode Self test diagnostics and factory reset DGF2 digital glitch filtering V2 Sensor plug for precise communication with all motors HDAC high density copper PCBs