This is the Yokomo SP-03 D V2 Programmable Brushless Drift Servo. The SP-03D V2 is equipped with an updated program that offers faster speed, higher torque, and incredible holding power. In order to maximize performance of the brushless motor, this servo is capable of supporting up to 7.4V DC. While greatly improving the basic performance, the steering holding power is increased to enhance stability during cornering, with an incredible linear feeling while driving.