Me Encoder Motor Driver can control up to 2 DC Encoder Motor. Precise speed and position of 2 motors can be set and get separately. The motor driver IC is TB6612, same as Me Dual DC Motor Driver. We provide a software for tuning P-I-D parameters of the driver, so that it could work well in different conditions. The reduction-gear ratio of the motor is about 46. You can also edit the reduction-gear ratio in the software.