This is the professional version of the Arduino Mini Pro. It has 14 digital input / output pins (of which 6 can be used as PWM outputs), 8 analog inputs, an 16MHz oscillator and a reset button.
Technical parameters:
1. 14 digital input / output port RX, TX, D2 ~ D13, 2. 8 analog inputs A0 ~ A7 3. 1 pair of TTL level serial port transceiver RX / TX 4. 6 PWM ports, D3, D5, D6, D9, D10, D11 5. Microcontroller using Atmel Atmega328P-AU 6. Support for external 3.5V ~ 12V DC power supply (using RAW and GND power port) 7. 16MHz clock frequency 8. Dimensions: 33.3 x 18.0 (mm)