A couple of my KR808D-1 long batteries (380mah) are starting to fade noticeably. They both charge and discharge quicker than when new. Still, they are by far outlasting the Joye 510 mega bats (280mah).
I might continue doing this until I find a really slim 3.7 mod that I like. (Yes, I know about The Precious)
I might continue doing this until I find a really slim 3.7 mod that I like. (Yes, I know about The Precious)



With the 510 and 901 I'm always looking for a way to keep them proped up so my juice doesn't flow back out.