Arduino Pro Micro

Arduino Micro is the smallest board of the family, easy to integrate it in everyday objects to make them interactive. The Micro is based on the ATmega32U4 microcontroller featuring a built-in USB which makes the Micro recognizable as a mouse or keyboard. Microcontroller: ATmega32U4 Operating Voltage: 5V Input Voltage (recommended): 7-12V Inptut Voltage (limit): 6-20V Digital I/O Pins: 20 PWM Channels: 7 Analog Input Channels: 12 DC Current per I/O Pin: 20 mA DC Current for 3.3V Pin: 50 mA Flash Memory: 32 KB (ATmega32U4) of which 4 KB used by bootloader SRAM: 2.5 KB (ATmega32U4) EEPROM: 1 KB (ATmega32U4) Clock Speed: 16 MHz LED Built-In: 13 Length: 48 mm Width: 18 mm Weight: 13 g