Rechargeable AA Batteries: How Many Volts They Have and Performance Insights
A rechargeable AA battery has a nominal voltage of 1.2 volts. In contrast, an alkaline battery has a nominal voltage of 1.5 volts. Alkaline batteries begin at 1.5 volts but drop to about 1.2 volts as they discharge. Therefore, rechargeable batteries function effectively within this lower voltage range during their usage. In terms of performance, … Read more