Oh dear. This article is full of confusion between energy and power.
But I agree that batteries should list total energy. Just list the voltage, energy (in Wh or J) and the max power output (W).
The April 1st date on the article is telling.
Shout out to "Technology Connections" YouTube channel for recently publishing "Power is not energy" - <https://www.youtube.com/watch?v=OOK5xkFijPc>.
Oh dear. This article is full of confusion between energy and power.
But I agree that batteries should list total energy. Just list the voltage, energy (in Wh or J) and the max power output (W).