Adafruit TB6612 1.2A DC/Stepper Motor Driver Breakout Board TB6612 motor driver 1.2A per channel Runs at 2.7V-5V logic. The motor voltage is separate from the logic voltage. Good for motor voltages from 4.5V up to 13.5V Dimensions: 27mm x 19mm x 3mm / 1.1" x 0.7" x 0.1" Weight: 1.8g