Battery Drain Calculator

Ω
V
User selected voltage setting.
W
User selected power setting.
Custom battery presets
%
Most APVs are 80–95% efficient.

Atomizer – what hits your topper

V
For calculating battery current and amp limit headroom.

Battery drain – what taxes your battery

Amp limit – how much your battery can take

mAh
Capacity affects runtime and current/headroom.
V C
Nominal voltage affects runtime. C rating affects max current and headroom.

Runtime – how long you can vape

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