GoolRC RC Modulation,EryueCar S-120a Esc Speed With 6.1v/3a Sbec 6.1v/3a Sbec 1/8 Huiop Speed Ler With

Super smooth and accurate throttle linearity Compatible with sensorless brushless motors Mutiple conservation features: Low voltage cut-off conservation for lithium or nickel battery, Over-heat conservation, Throttle signal loss conservation, Motor blocked conservation Built-in high-efficient and high-power SBEC Enhanced throttle response, excellent acceleration, strong brakes and throttle linearity