Brand: Freaduino - Model: Freaduino ATMega328 V1.2 - Quantity: 1 - Color: White - Material: Semi-fiberglass board FR4 - Features: - Inherits all of Arduino Duemilanove's features. - Compatible to Arduino UNO/Duemilanoves pin layout screw hole and dimensions. - Operating Voltage: 3.3V / 5v - More visible location of Indicator LED - Wide range external input from 7~23V DC - UART / IIC and SPI interface breakout - Evolved with SMD components - Application: - Led display/LCD controller - Pulse width modulation driver - Robot controller - Data acquisition systems - Alarm systems - Programmable logic controllers - Embedded Webservers - Control Systems - Packing list: 1 x Motherboard