Para board on HK

[saurabhhsrivastavaa]

For Parallel Charging... (upto 6 batteries)

http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idProduct=14856

[Drone]

Tnx Saurabh

one of the comments on the discussion page says
"ALWAYS MAKE SURE TO ONLY PLUG PACKS AT THE SAME VOLTAGE LEVEL.. plug an empty pack in parallel with a half charged pack and expect some serious smoke and possibly sparks or worse !"

Is this correct ?