Opps, my bad, wrong battery the one I'm talking about is $92.90 high capacity,
8050mah 14.8V Battery For YUNEEC TYPHOON H H480 Battery
https://www.ebay.com/itm/8050mah-14-8V-Battery-For-YUNEEC-TYPHOON-H-H480-Battery-/254171936961
I've only had two flights on this new battery but seems to work...