Funduino Mini Pro is a microcontroller board<br />Funduino Mini Pro is a microcontroller board. It has 14 digital input / output pins (of which 6 can be used as PWM outputs)， 8 analog inputs， a 16MHz resonator， a reset button， mounting hole pin header.<br /><br />Technical parameters:<br /><br />1.14 Digital input / output port RX， TX， D2 ~ D13，<br />2.8 analog inputs A0 ~ A7<br />3.1 pairs of TTL level serial port transceiver port RX / TX<br />4.6 PWM ports， D3， D5， D6， D9， D10， D11<br />5. Microcontroller using Atmel Atmega328P-AU<br />6. Support serial download<br />7. Support for external 3.3V ~ 12V DC power supply<br />8. Support 9V battery<br />9. 16MHz clock frequency<br />10. Size: 33.3 * 18.0 (mm)<br /><br />Pro mini improved version * 1<br />Static bag package<br /><img src="http://img6.eachbuyer.com/x9/p100/eb4332_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4332_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4332_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb4332_4.jpg" />