Finding the Right Battery Is Easy
Choose your vehicle → pick the battery → replace the coin cell in minutes.
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Select Your vehicle
Enter the make, model, and year.
Match battery
We’ll show all battery sizes that fit your key.
Install
Pop in the new 3V cell—done.
Key fob battery help
Not sure what battery you need or how to replace it? Start here.
Meet the Family!
A perfect fit for your car key battery needs. Our selection is compatible with all car remotes, simplifying your battery replacement process with reliability and ease.
Battery Options
Choose the battery you need for your car key fob.
The CR1616 is a thinner 16 mm coin cell common on compact key fobs.
The CR1620 is a slim 20 mm cell used by several European and Asian remotes.
The CR1632 is a thicker 3V coin cell found on many push-button remotes.
The CR2016 is an ultra-thin 20 mm cell for slim key fobs and smart keys.
The CR2025 is a mid-size coin cell used by a range of car remotes.
The CR2032 is a the most common 3V lithium coin cell for car key fobs.
The CR2354 is a taller specialty cell for select smart-key designs.
The CR2450 is a high-capacity coin cell for larger remote housings.
Frequently Asked Questions
Car Key Batteries made simple. Streamlining your battery replacement process.
How do I know if my car key battery is dead?
If your car key is not working consistently, or if you're experiencing reduced range or responsiveness, it's likely that the battery is dead or dying. Your car's dashboard might also display a warning light indicating a low key fob battery.
How do I find the right battery for my car key?
Easy! Just use the 'Select Your Vehicle' feature on our website. It's a convenient way to find the exact battery you need for your car key or remote.
Can I replace my car key battery myself?
Yes, it's a simple process! Our website provides easy-to-follow instructions once you've used the 'Select Your Vehicle' tool to identify your battery type.
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