Customer Ratings & Reviews

Energizers are consistently reliable and long lasting batteries. It is good to have extras on hand. Never want to run out!

These 9v batteries last longer as expected so you can trust this brand

Great Batteries! I use these primarily for my smoke detectors. I currently cant find them, i was pretty sure i had a few left and this is when i need them and theyre nowhere to be found and im going to look once more then i might buy some more

I recently purchased a 4 pack of 9 volt batteries from Best Buy and I couldn't be happier with my purchase! These batteries have been reliable and long-lasting, providing power to my devices without any issues. The convenience of having a 4 pack ensures that I always have a spare when needed. Best Buy's quality and service continue to impress me, earning this product a solid 5 stars. Highly recommend for anyone in need of reliable power!

For those devices that you use all the time, these batteries last longer than the other brands. Great quality and very dependable!

Energizer is a good brand. THe 9V battery is very common for smoke detector. Easy to install and the battery life is good. Highly recommend to other people.

Energizer batteries seem to last longer. Competitive prices.

These are really good batteries. They last a long time, have a long shelf life, and don't leak like the Duracell brand does.

Good batteries. They last a long time. Bought them at good price, it was a deal of the day.

face it, with batteries you get what you pay for. The brand names are better, the max definitely lasts longer. Go for it!

What can I say….always buy these for my hard to reach areas because they last.

It’s great to buy the value pal to keep a few batteries on hand, rather than waiting for a battery to die and then go out to buy a replacement. These batteries have a really long life, reasonably priced.

Great quality of batteries. Long life and excellent price for the quality of the batteries.

Very efficient and productive batteries gives you the power you need

It is energizer~! love the quality and power!! and price is very reasonable at best buy!

Prices were lower than other places this batteries seem to last forever.

Needed batteries for smoke detectors. These are good batteries at a good price.

You can be sure that these batteries will last a very long time. They are very powerful

durable and long lasting battery for smoke detector, It fit well into the case.

These batteries worked as expected...no issues. The quality that we've all grown accustomed to when it comes to the Energizer brand. No imitations here like one might find on the internet from other sources. Bought these for our smoke detectors in our home. They are reliable and last between seasonal changes.