Main Features:<br />● ATmega328 microcontroller<br />● USB chip: ATMEGA16U2 / ATMEGA32U2<br />● Support ISP download<br />● Input voltage: Connecting USB interface of PC， no require of external power， external power supply 5V - 9V<br /><br />    Specifications<br />General<br />	 Type: Development board                                                  <br />                        Material: CCL + Components                                                	<br />Electronic Components<br />	 Architecture: Arduino                                                  <br />                        Input Voltage: 5V                                                	<br />Weight and Size<br />	 Product Weight: 0.048 kg                                                  <br />                        Package Weight: 0.15 kg                                                  <br />                        Product Size(L x W x H): 5.2 x 7.3 x 1.3 cm / 2.05 x 2.87 x 0.51 inches                                                  <br />                        Package Size(L x W x H): 20 x 14 x 3 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x Development Board， 1 x USB Cable， 7 x Pin                                                	<br /><br /><br /><br />                                            <br /><br />                                                <br />