PRO MINI
Controller ATmega328P. Input Voltage 5 - 12 V. Digital IO pins 14 (of which 6 provide PWM output). Analog input pins 8. DC Current per I/O Pin 40 mA. EEPROM 512 bytes. SRAM 1 KB
Operating voltage 5V.Clock Speed 16 MHz PWM channel 6. Flash Memory 16KB (of which 2 KB used by bootloader)