Wow, so you DO get 8-10 bowls per battery?! That's ~2.5 grams per battery? (If you are loading 0.25g per oven that is)
That is WAY better than ANY of my current vapes!
BTW, I LOL'd at your battery saving combustion technique 😂, sorry, I hope that gets fixed ASAP.
So 3 to 4 ovens is quite...