Aspire cf sub battery substitution.

[plantlvr]

Hi all, been vaping since 2009 and have used these bats for a long time with a Triton tank .The last couple of years the quality has seemed to be bad ,not lasting like they used to,longer charge time ect. Even getting batts doa.
Any good suggestions for a pen or tube batt that uses tanks ? Thanks.

 

[greek mule]

https://www.heavengifts.com/product/Ehpro-101-Pro-MOD.html

 

[Heartsdelight]

The above or for built in battery. Eleaf iJust S 3000mah.