







🔋 Power your life with VARTA — small battery, big impact!
The VARTA CR2450 lithium button cell battery offers a compact 3V power source with a 24mm diameter and 5mm thickness, designed for long-lasting, reliable performance in a variety of small electronics. With a guaranteed shelf life of up to 10 years and premium brand quality, it ensures consistent voltage and durability for devices like car keys, remote controls, and sensors. Mercury-free and EU-compliant, this battery combines safety with superior energy output, making it the go-to choice for professionals who demand dependable power.







| ASIN | B00005NPSB |
| Best Sellers Rank | 390 in Disposable Household Batteries |
| Guaranteed software updates until | unknown |
| Item model number | CR2450 |
| Manufacturer | VARTA |
| Product Dimensions | 1.27 x 6.35 x 6.35 cm; 6 g |
S**W
Reliable, Long-Lasting Power for Small Electronics Rating: ★★★★★ (5/5)
I’ve used the VARTA CR2450 lithium button cells in various devices—kitchen scales, remote sensors, and smart tags—and they’ve consistently delivered strong, stable power. The 2-pack is convenient for replacements, and the packaging is secure but easy to open. 👍 Pros: • Long shelf life – holds charge well even after months in storage. • Consistent voltage – no drop-offs or early failures in my devices. • Trusted brand – VARTA has a solid reputation for quality and reliability. • Secure packaging – tamper-proof yet easy to open without scissors. • Mercury-free – safer for the environment and compliant with EU regulations. 👎 Cons: • Slightly pricier than generic alternatives—but worth it for peace of mind. • Limited to 2-pack – bulk buyers may want larger quantity options. 💡 Tips: • Ideal for devices like car key fobs, fitness trackers, and digital thermometers. • Store extras in a cool, dry place to maximize shelf life. • Always check your device’s polarity before inserting. If you need dependable CR2450 batteries for critical electronics, this VARTA 2-pack is a smart, worry-free choice.
J**M
Perfect!
Bought these to replace my car fob. Very satisfied with purchase.
G**S
Do not fit smart things sensors
Batteries are great but they DO NOT FIT the Smart things sensors so do not buy for them.
C**G
Highly recommended to others.
Bought these to replace failing batteries in my car keys. They are identical to the original batteries that each key contained, same manufacturer / spec - and the original ones lasted for many years. Always recommended to go with a premium battery over lower cost generic brands that you've never heard of - firstly, they always work as described, secondly they are manufactured to an excellent standard, and thirdly they last so much longer. It's worth paying the extra money for these benefits.
J**E
Be bright and keep your hue lights working right.
We needed the batteries, one to be exact, but one will be a spare. Not expensive. Hue advised us to renew the battery or if we didn’t our lights wouldn’t dim anymore.
M**4
Short Life
Expected a better lifespan from a varta battery, but it was considerably shorter than the duracell battery it replaced. Quite disappointed.
R**B
Ok
Ok
D**H
Does the job!
Fast delivery,does the job, just hope it lasts as long as all the other vats products I have used!
L**D
tres bonne qualité
F**H
Good product
K**K
Bateria Varta CR2450 w 100% zgodna z opisem. Pasuje do niektórych modeli kluczyków BMW i działa bez najmniejszych problemów.
V**A
Real good quality product
S**M
Ich nutze die VARTA Lithium Coin Knopfzellen CR2450 in verschiedenen Geräten wie Fernbedienung, Autoschlüssel und Waage. Die Batterien lassen sich einfach einsetzen und liefern sofort eine stabile, starke Leistung. Positiv: Sehr lange Haltbarkeit, zuverlässige Qualität und kein frühzeitiger Spannungsverlust. Ideal für Geräte, bei denen man die Batterie nicht ständig wechseln möchte. Negativ: Der Preis liegt etwas über No-Name-Produkten, dafür bekommt man aber bewährte Markenqualität. Für mich eine klare Empfehlung, wenn man langlebige und verlässliche Knopfzellen sucht. 🔋✨
Trustpilot
5 days ago
1 week ago