Controller ATmega328P-AU
USB to serial chip CH340G
Input Voltage (recommended) 7-12V
Digital IO pins 14 (of which 6 provide PWM output)
Analog input pins 6
DC Current per I/O Pin 40 mA
USB Port Micro USB port
Clock Speed 16 MHz
Operating voltage 5V
Input Voltage (limits) 6-20V

Pack Size 12cm*12cm*8cm
Board Weight 21g