First, CR2032 batteries are known as “button cells” within the battery manufacturing industry. This comes from the shape of the batteries.

Like all good things, though, they regularly need replacing, and it makes sense to get the longest-lasting, most reliable CR2032 batteries you can find. We’ve tested a selection from all the major manufacturers, along with some smaller brands, to help you make the right choice.If you go through a lot of CR2032 batteries, perhaps in LED flashlights or electronic projects, then you might want to buy them in bulk. If so, look no further than GP’s cheap and cheerful bundles. You can have 10 batteries for less than most manufacturers will sell you four, or 30 for around a tenner. Unsurprisingly, they’re not quite as long lasting as rival button cells; even by the nine hour mark our test cells were down to an average 2.91V. By 12 hours that had dropped to just 2.07V, with the LED in our reading light visibly dimmer.

A CR2032 battery for sale uses a combination of lithium and manganese dioxide which creates a chemical reaction. This chemical reaction then converts chemical energy into electric energy. The electrical energy then goes on the power the device or product you have placed it into to. This all happens in a tiny fraction of a second to ensure that your device stays powered constantly.

Things to look out for when looking for the best CR2032 battery

These Maxell CR2032 batteries are some the best CR2032 batteries that money can buy. Maxell is one of the most popular brands in the United States. Often cited as the best watch battery brand. Millions of watch wearers use Maxell to keep their watched powered.