# 🔋 How long do Duracell Coppertop 9V batteries last?

*Published: 2024-01-11 | Updated: 2024-10-21 | Source: https://shopsavvy.com/answers/how-long-do-duracell-coppertop-9v-batteries-last*

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## Product: Duracell Coppertop 9V Batteries (4-Pack)
**Brand:** DURACELL

Duracell Coppertop 9V batteries are generally known for being pretty reliable. The manufacturer's product description mentions they have a five-year shelf life guarantee, so they should be good to go whenever you need them.

They work well for things like clocks, radios, and remote controls and seem to deliver decent performance based on our research. A lot of folks have found these batteries to be reliable and durable, often meeting their expectations for power and lifespan. Plus, it seems like people like the convenience of getting them in a 4-pack for regular use.

That said, not everyone is completely satisfied with how long they last. Some folks have mentioned that these batteries don't last as long as they'd hoped, especially in low-drain devices like smoke detectors and clocks. This might be due to various factors like the specific demands of the device or possibly how they're stored.

Given the mixed experiences, it's probably a good idea to keep an eye on the expiration dates when you buy them, and make sure you're storing them properly—like in a cool, dry place—to help them last longer. 

Overall, while they generally have a solid reputation, results can vary, so it might be worth trying a pack to see how they work for what you need.

## Current Prices

| Retailer | Price | Availability |
|----------|-------|-------------|
| Amazon | $16.98  | Check |

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*Where this comes from: This answer is based on ShopSavvy's product database, real-time pricing from thousands of retailers, and analysis of user reviews to give you a well-rounded picture.*