This is the battery i use....
http://b-p-p.com/product.php?product...&cat=61&page=2
I love the gen 3 Hyperion batt you can charge at 5c and the wrap is so thick it feels like a hard case.... im running mine in my losi 8b with the losi conversion.
edit: they are also shipped out of Az i believe.... I got mine in 3 days ground shipping.