This is the LRP Flow Works Team Sensored Brushless Speed Control from Associated. FEATURES: On road and off road software for modified and stock classes including boost 0 Seven fully adjustable parameters; Auto Brake, Feel, Torque Timing, Boost Timing, Boost Angle, Boost Turbo, and Cutoff Voltage 6A/3V linear BEC New, precise X-Brake Pro brake software USB software updateability Internal Temp Check System 3 allows readout of maximum internal temperature of ESC and motor Full aluminum case with heatsink and cooling fan Easysolder U tab design Heavy copper, multilayer PCB for low resistance INCLUDES: LRP Flow Works Team Sensored Brushless ESC with 12 AWG Motor and Battery Wires, Universal Receiver Connector, On/Off Switch, Cooling Fan, Sensor Wire, four Zip Ties and Instruction Manual SPECS: Case size: 1.2 x 1.3 x 0.83" (32 x 34 x 21mm) Voltage Input: 3.7 - 7.4v BEC: 6.0V/3.0A Forward/Brake: YES Power Wires: 3.3mm Rec. Motor Limit: 3.5T Rated Current: 400A/phase Typical Voltage Drop: At 20a - 0.011V/Phase Weight (excl. wires): 1.4oz (40g) jxs 11/27/12 ir/jxs