1-10pcs Mega2560 R3 ATMEGA 2560 CH340 Atmega2560-16AU Board For Arduino
£117.59
It has 54 digital input/output pins (of which 14 can be used as PWM outputs), 16 analog inputs, 4 UARTs (hardware serial ports), a 16 MHz crystal oscillator, a USB connection, a power jack, an ICSP header, and a reset button.
