Parameter
Development board size: 21mm * 28m.
Microcontroller : ATmega32u4.
Clock Speed : 16 MHz.
Operating Voltage: 5V DC.
Digital I / O Pins : 10.
PWM Channels : 4.
Analog Input Channels : 5.
UART : 1.
I2C : 1.
Micro USB : 1.
Flash Memory 32 KB of which 4KB used by bootloader.
SRAM : 2.5 KB.
EEPROM : 1 KB.

Pacakge Included:
NOYITO USB ATMEGA32U4 Mini Development Board