Brand N/A Model N/A Quantity 1 Color Blue + black Material FR4 Features With 14 digital input / output lead pin 8 analog input 1 16MHz resonator 1 reset key and installation lead pin. Specification With 14 digital input / output interface: RX TX D2~D13; with 8 analog input interface: A0~A7; with 1 pair of TTL level serial port sending and receiving port: RX/TX; with 6 PWM interface: D3 D5 D6 D9 D10 D11; using Atmel Atmega328P-AU microcontroller; supports serial port download; supports external 3.3V~12V DC power and 9V battery; clock frequency: 16MHz. Application Development learning board English Manual/Spec N/A Other A product for Arduino that works with official Arduino boards. Packing List 1 x Development board