![Typical discharge curves and available energy for alkaline AAA batteries 3 | Download Scientific Diagram Typical discharge curves and available energy for alkaline AAA batteries 3 | Download Scientific Diagram](https://www.researchgate.net/publication/221926555/figure/fig3/AS:305214067363844@1449780112666/Typical-discharge-curves-and-available-energy-for-alkaline-AAA-batteries-3.png)
Typical discharge curves and available energy for alkaline AAA batteries 3 | Download Scientific Diagram
At what voltage depletion level do originally 1.5V alkaline batteries become pretty useless? Is it 1.2V, 1.25V or maybe 1.10V? In other words what would be your threshold for still holding on
![Why are alkaline batteries (AAA or AA) made to be 1.5V while rechargeables are 1.2V? | Electricity - Magnetism Why are alkaline batteries (AAA or AA) made to be 1.5V while rechargeables are 1.2V? | Electricity - Magnetism](https://www.electricity-magnetism.org/wp-content/uploads/2022/09/voltage-curve-alkaline-battery-vs-NIMH.png)