ITEM NAME:2pcs Double-H Bridge DC Stepper Motor Driver Board Module For Arduino new FVM Descriptio n Description Material: FR4 Color: picture color Size: 43 * 43 * 27 mm Weight: 0.03 kg Product list: 2 * motor drive board modules L298N motor drive board module stepper motor intelligent car robot Arduino Basic attribute Module name: double H bridge motor drive module Working mode: H-bridge drive (dual channel) Main control chip: L298N Packing: 9 boxes of.The module uses a large-capacity filter capacitor and a continuous current protection diode to improve reliability. 18V motor. First, the 5V onboard output enable jumper cap must be removed. Then access 5V outside the 5V output port.