The Core 5000mah LiPo is a new product we are testing. It will sell for the same price as the Orion 4800. The Core 5000 is a 2s1p pack (2 5000 cell in series. The Orion is 2 pairs of 2400 cells in parallel then connected in series to make a 2s2p 4800 battery. The Core 5000 will have a lower internal resistance and better curretn delivery capacity.
We should have them in about 4 weeks.