sorry, but my pack is nothing like the pack(s) I saw in your ebay link.

Here are pics of my batteries.

http://tinyrc.com/forums/showthread....3135#post53135

My packs are LITHIUM ION packs. And I charge them with a cell phone charger. It automaticaly peaks them. I orginaly bought them for my electric airplane park fliers..but they work GREAT in my DRR.

Sorry, but those packs are very very different.