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● Microcontroller: ATmega328 ● Architecture: AVR ● Operating Voltage: 5 V ● Flash Memory: 32 KB of which 2 KB used by bootloader ● SRAM: 2 KB ● Clock Speed: 16 MHz ● Analog I/O Pins: 8 ● EEPROM: 1 KB ● DC Current per I/O Pins: 40 mA (I/O Pins) ● Input Voltage: 7-12 V ● Digital I/O Pins: 22 (6 of which are PWM) ● PWM Output: 6 ● Power Consumption: 19 mA ● PCB Size: 18 x 45 mm ● Weight: 7 g