KEYES 4WD DC Power Supply Motor Driver Module for Arduino Smart Car Robot<br /><br /><br />    Specifications<br />General<br />  Type: Motor Driver Module                                                 <br />Weight and Size<br />  Product Weight: 0.036 kg                                                  <br />                        Package Weight: 0.088 kg                                                  <br />                        Product Size(L x W x H): 9.1 x 3.9 x 2.2 cm / 3.58 x 1.53 x 0.86 inches                                                  <br />                        Package Size(L x W x H): 14.7 x 9 x 2.3 cm / 5.78 x 3.54 x 0.90 inches                                                 <br />Package Contents<br />  Package Contents: 1 x KEYES 4WD DC Power Supply Motor Driver Module                                                 <br /><br /><br /><br />                                                                                            <br />