Customer reviews from duracell.com
Duracell - Coppertop 9-Volt Alkaline Batteries 1 pk Carded
Average customer rating
4.9
(395 Reviews)
Rating breakdown 395 reviews
5 Stars
354
4 Stars
40
3 Stars
1
2 Stars
0
1 Star
0
Customer Reviews for Duracell - Coppertop 9-Volt Alkaline Batteries 1 pk Carded
Customer Rating
5
Amazing great batteries
on March 25, 2026
Posted by: KaineC
Tried and true Duracell batteries, work amazing every single time. Last forever and very efficient, smoke alarm batteries last me about two years with one battery.
Written by a customer while visiting influenster.com
Customer Rating
5
Trust
on March 25, 2026
Posted by: BarbB
The packaging of the Duracell 9-volt battery is labeled very well to let you know product. Duracella's a reliable battery and I trust it for its known current and power to trust in my smoke detectors.
Written by a customer while visiting influenster.com
Customer Rating
5
Reliable, long-lasting batteries with excellent performance for everyday use.
on March 18, 2026
Posted by: lilianab117
I tried the Duracell coppertop 9v batteries. And the truth is that it works very well. They have a longer duration compared to other batteries I have used. They have a longer duration for equipment that requires more energy. Their voltage is very good and they are light in their weight
Written by a customer while visiting influenster.com
Customer Rating
5
Long lasting
on March 11, 2026
Posted by: MarieO
I use these for all the smoke detectors in my house . They are last longer than other brands. They fit perfectly in the smoke detectors. I’ve never had any issues with them.
Written by a customer while visiting influenster.com
Customer Rating
5
Long lasting
on March 9, 2026
Posted by: SamK
I bought these batteries for fire alarms in my house and these are amazing. Their power is amazing and they run very long time. I didn’t see any leakage or buildup around them. These are easy to dispose and easy to store.
Written by a customer while visiting influenster.com
Customer Rating
5
Duracell- dependable for many uses
on March 7, 2026
Posted by: MichelleL
Definitely my go to battery brand for use in all household items that require 9v. Only battery I use for smoke detectors. Duracell 9v was luckily still good in the battery pack in my recliner when I was laying in it when the power went out for many hours . Thankfully, I was able to get out of my recliner unscathed because of the Duracell batteries in the back up-power pack of the recliner! 😊
Written by a customer while visiting influenster.com
Customer Rating
5
Long lasting
on February 13, 2026
Posted by: marcye8_6098
Long lasting good quality battery. We use these for 9 volt requirements and they always work and last for months! Great battery, will continue to purchase.
Written by a customer while visiting influenster.com
Customer Rating
5
One and done battery packs.
on January 17, 2026
Posted by: rockyquat_7490
I’m in my last few batteries but these lasted me a good four years. We use these for certain electronics and these last really long. One machine I use them for is a electric muscle massager which uses a lot of power and it’s 60 minutes per session. One battery lasts me weeks with continuous use so that means their capacity is really high and they drain slowly. They also offer a guarantee that if you’re not satisfied with the product you can call the number in the back and I assume they’ll give you replacements. Although these packs can be expensive, it’s one of those purchases you buy one time and you’re set for years.
Written by a customer while visiting influenster.com