Overview:The BLX120 120A waterproof ESC provides consistent power control and is 4S LiPo ready. Features:Fitted with super-reliable EC5 connectors and sporting a built-in cooling fan for reduced heat during intense driving action, the BLX120 ESC has over voltage protection, and a two-stage LiPo cut off for added cell management. The fitted 12AWG high-quality wires and 6V BEC unit are combined with a three mode throttle profile (FWD/REVERSE/BRAKE) to provide the ultimate driving experience. SPECIFICATION Battery usage | 3S LiPo (11.1V) or 4S LiPo (14.8V) | Low Voltage Cut-Off (LVC) | 3.4V per cell | Thermal Protection Temperature | 125¡ÆC / 257¡ÆF | Over-Voltage Protection | Over 17.2V | BEC Voltage | 6V | BEC Current | 3A | ESC Length | 43mm / 1.69" | ESC Height | 34mm / 1.34" | ESC Width | 54.5mm / 2.15" (Including hold-down tabs) | ESC Weight | 150g / 5.3 oz | Receiver Wire Length | 170mm / 6.70" | Battery Wire Length | 225mm / 8.86" | Motor Wire Length (Including Connector) | 200mm / 7.87" | Switch Length | 21mm / 0.83" | Switch Width | 13.3mm / 0.52" | Switch Height | 16mm / 0.63" | Motor Bullet Connector Size | 4mm / 0.16" | Wire Specifications | 12AWG | ESC Battery Connector Type | 2xEC5 | Includes:1 x BLX120 Brushless 4S ESC 1 x Loop Connector |