The difference between the right and left return angles of the servo motor is 6 (84-96), which can be rotated counterclockwise. The steering servo motor cannot be used only by the receiver. Do not connect the battery box directly because it will burn. Maximum load torque up to 5510%-Ncm.It includes front and rear output ports for easy 4-wheel steering function, and there are a total of 15 fixed positions. The product does not include the power function battery box, so you need to purchase it separately. The steering servo can only be used by the receiver, do not connect the battery box directly, because it will burn. Description: Material: plastic. Dimensions: about 5.6 x 4 x 2.4 cm. Contents: 1 servo direction. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference, there will be some color difference , depending on the physical object received.