Main Features:<br />Board mode: Lednardo R3<br />Maximum current of 5V digital / analog port: 40mA<br />Maximum current of 3.3 V digital / analog port: 50mA<br />Flash memory: 32 KB (ATmega32u4) of which 4 KB used by bootloader<br />Sram: 2.5 KB (ATmega32u4)<br />Eeprom: 1 KB (ATmega32u4)<br /><br />    Specifications<br />Specification<br />	 Product weight   : 0.020 kg                                                  <br />                        Package weight   : 0.094 kg                                                  <br />                        Product size (L x W x H)  : 6.6 x 5.4 x 5.4 cm / 2.59 x 2.12 x 2.12 inches                                                  <br />                        Package size (L x W x H)  : 12.5 x 9 x 9 cm / 4.91 x 3.54 x 3.54 inches                                                  <br />                        Package Contents: 1 x Arduino Module， 1 x USB Cable                                                	<br /><br /><br /><br />                                            <br /><br />                                                <br />