WANHAO I3 plus V5.1 motherboard; i3 plus Mark2 V5.4 Main board, with resume printing

1. WANHAO I3 plus V5.1 motherboard Main board， without auto leveling board, 16 pin connector. 

You may receive either V5.1 or  V5.2, both are working on I3 plus printer.

2.  Wanhao I3 plus Mark2 V5.4 with resume printing and auto leveling function, 20 pin connector