Feature: 1. Driver Module: The main driver chip L298N enables strong driving ability, less heating and good anti interference performance. 2. Reliable Work: Use large capacity filter capacitors and diode with continuous current protection function, safe and reliable. 3. Dual H Bridge: Thanks to the dual channel H bridge driver working mode, this stepper motor drive board has high work efficiency. 4. The Using Tip: To avoid damage the voltage stabilizing chip, please use an external 5V logic supply when using more than 12V driving voltage. 5. Easy to Install: Comes with a compact size of 43 x 43mm and a light weight as well, the installation is very simple to complete. Specification: Item Type: Motor Driver Module Material: ABS Package List: 5 x Motor Driver Module