Looking for specific recommendations on a new battery + a couple noob questions

[unable to retrieve full-text content]

I saw Mooch's chart but I'm not sure which amperage I should go for. I vape at 30-40W at 0.5 ohm, on Smoant knight V1 with a Melo mini 3. I love the setup but the battery I got with my old mod is over a year old and not holding a great charge so I want to replace it. But it's just a plain brown wrap that with a sticker that reads "18650 3000mAh 3.7V" that I got from a B&M so I don't know what it is.

I tried using a calculator and it said .5 ohms at 35W equals 8.36 Amps and 4.18 Volts. Does...

Looking for specific recommendations on a new battery + a couple noob questions

Looking for specific recommendations on a new battery + a couple noob questions