The A4988 is a complete microstepping motor driver with a built-in translator for easy operation. The A4988 has 5 modes including full, half, 1/4, 1/8 and 1/16 steps. The driver is able to operate any bipolar stepper motor with an output up to 35V 2A.

Note: This is an A4988 stepper motor driver and is not a product from Pololu Robotics & Electronics.