SG90 Servo Motor 9g Servo Motor 180 Degrees The SG90 9g Mini Servo is a 180° rotation servo. It is a Digital Servo Motor that receives and processes PWM signal faster and better. It equips sophisticated internal circuitry that provides good torque, holding power, and faster updates in response to external forces. WIRE DESCRIPTION RED      : Positive Brown  : Negative Orange : Signal Specifications: Model                        : SG90 Weight                      : 9gm Operating Volt        : DC 3 – 7.2v Speed                        : 0.10 sec/60° Operating Temp.    : -30 – 60°C Gear Type                : Glass Fiber Rotation Degree     : 180 Servo Plug               : JR