Differences between PCB V1.2 and V1.3

Hi,
I'd like to ask what are the differences between the PCB Borads versions V1.2 (mine) and V1.3 (shown on the pictures here and on shop) ?
Thanks
I'd like to ask what are the differences between the PCB Borads versions V1.2 (mine) and V1.3 (shown on the pictures here and on shop) ?
Thanks