All of the common disposable alkaline batteries from AAA to D are single cells. The exception is the 9v battery which actually has six smaller cells inside of it. [Tom] took a look inside three ...

Because there are so many different battery brands, it can be hard to choose which ones to purchase. Here's a few that we'd avoid and better alternatives.

Alkaline batteries are the most widely available ... of choice for smoke alarms for a long time. The life span of a 9V battery depends on the quality and the battery brand. The type of smoke ...

The nonprofit river advocacy group is accepting single-use alkaline and lithium (AA, AAA, C, D, 9-Volt) batteries; rechargeable nickel-cadmium batteries along with lithium ion and nickel metal ...