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🔋 Power your essentials with confidence—small battery, big impact!
The Energizer 2450 Lithium Coin Battery (2-pack) offers dependable 3V power with an impressive 12-year shelf life and a wide operating temperature range from -22°F to 140°F. Designed for specialty devices like heart rate monitors, keyless entry systems, and glucose monitors, these batteries come in child-resistant packaging and replace common models such as L52 and DL2450, ensuring you stay powered up whenever it counts.










| ASIN | B0CPWYVX6H |
| Antenna Location | Watch |
| Battery Capacity | 3 |
| Battery Cell Composition | Other Than Listed |
| Battery Cell Type | Other Than Listed |
| Battery Weight | 6.8 g |
| Best Sellers Rank | #739 in Health & Household ( See Top 100 in Health & Household ) #6 in Coin & Button Cell Batteries |
| Brand | Energizer |
| Compatible Phone Models | heart rate monitors, remotes, keyless entry systems, glucose monitors, toys, games |
| Customer Reviews | 4.8 out of 5 stars 7,792 Reviews |
| Included Components | Battery Pack |
| Item Dimensions | 10 x 6 x 1 inches |
| Manufacturer | Energizer |
| Model Name | ENR RE LI ECR 2450BP-2N.I4 ID H NA |
| Model Number | 2450BP-2N |
| Number of Batteries | 2 Lithium Ion batteries required. (included) |
| Recommended Uses For Product | Watch |
| Reusability | Single Use |
| UPC | 039800137449 |
| Unit Count | 2 Count |
| Voltage | 3 volts |
P**O
Energizer 2450 Lithium Coin Battery
Picked up these Energizer 2450 Lithium Coin batteries for my alarm clock backup battery replacement and am satisfied with their performance. Easy to get out of the package and installed they last considerably longer than lower priced options. Definitely recommend.
B**R
Great battery compared to other smaller branded batteries
Works as intended. Using it for my car key fob. After switching from a small branded battery, I do notice a big difference in battery life. I just wish they would last a little longer for the price, however they do serve their purpose. Each battery seems to last around 8 months based on normal day to day use. If you have a F series BMW, these will work~ Easy of use: These are packed into some adult proof plastic shielding. Prepare to use a knife or scissors to pry it open.
L**R
Fixed My Jeep Key Fob Instantly - AAA+++
I purchased this 2-pack of Energizer 2450 batteries to replace the old battery in my 2020 Jeep Wrangler key fob, which suddenly started failing to detect and wouldn’t reliably start the car last night. After swapping in the new battery, the fob immediately started working perfectly again. Installation was quick and simple, and the battery fit exactly as expected. The signal strength feels strong again, and I’m no longer getting the “key fob not detected” message. Energizer has always been a reliable brand for me, and this was no exception. Great to have a spare battery in the pack as well. Highly recommend if your key fob starts acting up — sometimes it’s just the battery!
K**H
Great replacement batteries
Perfect replacement works as they should.
P**L
Perfect Replacement for My MyQ Garage Door Sensor
hese Energizer CR2450 lithium coin batteries worked perfectly as a replacement for my myQ garage door sensor. Installation was quick, and the sensor was back up and running immediately. The batteries are genuine Energizer quality, and the price for the 2-pack was a fraction of what some local retailers charge, making them an excellent value. If you need a reliable CR2450 battery for a garage door sensor or other compatible device, these are an easy choice. Highly recommended.
K**G
Good product!
So far so good in term of performance. My garage door has not notify me to change it for about 6 months now.
R**K
Long lasting
These are perfect replacement for the OEM battery in our car key fob. They last a recently long time and are a good deal for the price.
T**E
Batteries for son's watch
They fit perfectly into my sons Paw Patrol Kids Smart Watch. Powered on perfectly and seems to be working great. Energizer batteries are my go to as I've used them for decades! They last long and don't corrode easily like so many other batteries do.
L**Z
Buen producto
Buen producto
M**X
Fiables et sans surprise
Un produit simple et efficace qui remplit sa fonction sans complications, parfait pour dépanner ou remplacer des piles usées sans se poser de questions. Un bon choix fiable de la marque Energizer pour ce genre de besoin ponctuel.
C**S
Excelente producto.
Excelente Pila, la utilizo para la careta de soldadura. La recominedo.
M**N
Life time
Very good
J**E
Muy bueno
Muy bueno
Trustpilot
1 month ago
1 month ago