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⚡ Power that outlasts your hustle — never get caught powerless!
Energizer Ultimate Lithium AA batteries deliver industry-leading longevity and reliability with up to 25 years shelf life, leak-proof construction, and performance in extreme temperatures (-40°F to 140°F). Ideal for high-drain devices like cameras and smart home systems, these lightweight lithium batteries ensure your essential gear stays powered and protected, making them the go-to choice for professionals who demand dependable energy.










| ASIN | B01C4PP8FK |
| Antenna Location | Camera |
| Battery Capacity | 1.5 |
| Battery Cell Type | Lithium Metal |
| Battery Weight | 2.5 Grams |
| Best Sellers Rank | #170 in Health & Household ( See Top 100 in Health & Household ) #89 in Household Supplies |
| Brand | Energizer |
| Built-In Media | Battery Pack |
| Compatible Phone Models | flashlight |
| Customer Reviews | 4.7 4.7 out of 5 stars (36,704) |
| Global Trade Identification Number | 10039800105001 |
| Item Dimensions | 7.06 x 2.14 x 1.3 inches |
| Item Type Name | Lithium Ultimate |
| Item Weight | 13.5 ounces |
| Manufacturer | Energizer Batteries- Consumables |
| Model Name | Ultimate Lithium |
| Model Number | L91 |
| Number of Batteries | 24 Lithium Metal batteries required. (included) |
| Reusability | Single Use |
| Unit Count | 24.0 Count |
| Voltage | 1.5 Volts |
S**E
Best batteries for electronics
Best batteries for our electronics. Delivered in a nice box so batties are safe inside. Great value! Long lasting performance. Delivery on time.
S**Y
The best batteries
I think these are without a doubt, the best AA batteries you can buy, even though they are pricey. They have a crazy long shelf life, are much lighter than normal alkaline batteries and most importantly, have higher output/life than alkalines. The thing I like best about them is that they cannot leak acid out and ruin/damage the battery contacts of whatever device you have them in! That is a great advantage in my opinion and makes these more or less mandatory for any "important" device you have. I don't know how many times I've had regular alkalines in something and come back after some length of time and find one or more of them oozing white crusty acidic material and have corroded the battery tray contacts. These lithiums won't do that! Since they're lighter than alkalines, that's always helpful for whatever device you use them in since weight usually matters, if it is something portable. These batteries also last a lot longer than alkalines and so are great for things that are in hard-to-reach places (smoke detectors, temperature sensors, thermostats, etc.) that you don't want to be changing batteries frequently. They are pricey compared to bulk alkalines and if you are burning through batteries, these might not be justified, but if you have anything important you want to power, I'd highly recommend these. You won't be disappointed.
D**V
Bought several times over
Best lithium batteries on the market, end of story. Only downside is they're price but when you consider the performance, it's easy to justify when the need is there I've used these in everything from my carbon monoxide and smoke detectors to trimmers to trail cameras in the brutal cold Minnesota winters and they've always had great performance results
C**N
Very satisfied
I use a electric shaver that runs on two AA batteries. The shaver is more powerful and runs far longer, perhaps twice as long. Well worth the additional cost.
T**Y
Only option for my smoke detector, but works reliably
My smoke detector is quite picky with battery types and only works with this kind of disposable battery. I tried using rechargeable lithium batteries before, but it kept beeping constantly and wouldn’t work properly, so I had to switch back. After installing these, the detector works normally again with no more beeping issues. Setup was straightforward—just replace and it’s ready to go. So far everything is working fine. I just hope the batteries last a long time so I don’t have to replace them too often. Overall, it’s a necessity item, and reliability matters the most.
M**6
expansive but you got what u pay for
expansive but you got what u pay for
T**S
Great batteries
These are great. I use them in my security cameras. They last a few months with the cameras running 24/7. I now have them on subscription delivery so I never run out.
R**R
Nice product for lithium batteries
These batteries are much better than other lithium batteries I have purchased. They live up to the expectation. I have now put them in my directv remotes. Less frustration. When they are done and dead, they definitely need replacement. No response from your device, no banging on the side. Replace and move forward.
K**N
Please read other reviews regarding batteries from this company before buying. Loose batteries (not as photo advertised), in paper envelope that is unpadded, unmarked, without a transport warning sticker (required by the ACL). This is due to the fact that water, high-low temp, force being applied on the batteries can cause it to expand leading to corrosive, combustable implications. I tried kindly letting the seller know as we ordered it to our school for a class of kids to use on their science experiment. Their response was "if you don't like it , just return it to us for refund". Unfortunately this wasn't about 'like' this was more a matter about safety to buyers, and their business - as people could be injured from the sale and improper handling of the loose batteries.
A**I
Las mejores baterías de litio sin duda
C**Y
been using these batteries for over 10 years and they have not deceived me
E**E
Lithium batteries the best
F**O
La calidad esperada a un precio excelente, es una lastima que no se comercialicen en Amazon Mexico directamente.
Trustpilot
2 weeks ago
4 days ago