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Best Buy customers often prefer the following products when searching for fob batteries.

Browse the top-ranked list of fob batteries below along with associated reviews and opinions.

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  1. Energizer 377 Batteries (1 Pack), Silver Oxide Button Cell Batteries - Front_Zoom
    Top comment

    "I always go for Energizer batteries for my gadgets as it is a brand I trust for long battery life....I needed these to replace the batteries in my key fobs. I've had these over a year and no issues. ...Basic battery review"

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    Product Description

    Energizer 377 Batteries provide reliable, long lasting power for your important devices. Small in size, but big on power, trust these button batteries when you need key fob batteries or calculator batteries. Keep your keyless entry system or health monitor powered with these small batteries, or use them to keep your child's favorite toys and games ready for fun. For best results, store these 1.5V button cell batteries in a cool, dry place until you're ready to use them. Each 377 battery lasts up to five years in storage, so you can keep a stock conveniently on hand and ready when you need it. Choose Energizer batteries to deliver long lasting power that you can rely on.
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    Top comment

    "I always go for Energizer batteries for my gadgets as it is a brand I trust for long battery life....I needed these to replace the batteries in my key fobs. I've had these over a year and no issues. ...Basic battery review"

    See all customer reviews

    Product Description

    Energizer 377 Batteries provide reliable, long lasting power for your important devices. Small in size, but big on power, trust these button batteries when you need key fob batteries or calculator batteries. Keep your keyless entry system or health monitor powered with these small batteries, or use them to keep your child's favorite toys and games ready for fun. For best results, store these 1.5V button cell batteries in a cool, dry place until you're ready to use them. Each 377 battery lasts up to five years in storage, so you can keep a stock conveniently on hand and ready when you need it. Choose Energizer batteries to deliver long lasting power that you can rely on.
    See all Specialty Batteries
    See all Specialty Batteries
  2. Energizer 377 Batteries (2 Pack), Silver Oxide Button Cell Batteries - Front_Zoom
    Top comment

    "Car remote battery...Car battery fob died. These batteries work great and have a decent life expectancy. ...Great battery life...Bought batteries for smart watch. Battery still going strong after months."

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    Product Description

    Energizer 377 Batteries provide reliable, long lasting power for your important devices. Small in size, but big on power, trust these button batteries when you need key fob batteries or calculator batteries. Keep your keyless entry system or health monitor powered with these small batteries, or use them to keep your child's favorite toys and games ready for fun. For best results, store these 1.5V button cell batteries in a cool, dry place until you're ready to use them. Each 377 battery lasts up to five years in storage, so you can keep a stock conveniently on hand and ready when you need it. Choose Energizer batteries to deliver long lasting power that you can rely on.
    See all Specialty Batteries
    Top comment

    "Car remote battery...Car battery fob died. These batteries work great and have a decent life expectancy. ...Great battery life...Bought batteries for smart watch. Battery still going strong after months."

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    Product Description

    Energizer 377 Batteries provide reliable, long lasting power for your important devices. Small in size, but big on power, trust these button batteries when you need key fob batteries or calculator batteries. Keep your keyless entry system or health monitor powered with these small batteries, or use them to keep your child's favorite toys and games ready for fun. For best results, store these 1.5V button cell batteries in a cool, dry place until you're ready to use them. Each 377 battery lasts up to five years in storage, so you can keep a stock conveniently on hand and ready when you need it. Choose Energizer batteries to deliver long lasting power that you can rely on.
    See all Specialty Batteries
    See all Specialty Batteries
  3. Energizer 2016 Batteries (2 Pack), 3V Lithium Coin Batteries - Front_Zoom
    Top comment

    "Works for Camry FOB...Perfect fit for my 2012 Camry FOB remote; took 5 minutes to replace the battery. ...As I was looking in the battery section I came upon there batteries for my car key fob. "

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    Product Description

    Energizer 2016 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2016 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need key fob batteries, or batteries for remotes, glucose monitors and calculators. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
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    Top comment

    "Works for Camry FOB...Perfect fit for my 2012 Camry FOB remote; took 5 minutes to replace the battery. ...As I was looking in the battery section I came upon there batteries for my car key fob. "

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    Product Description

    Energizer 2016 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2016 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need key fob batteries, or batteries for remotes, glucose monitors and calculators. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    See all Specialty Batteries
  4. Energizer 392 Silver Oxide Button Battery, 1 Pack - Front_Zoom
    Top comment

    "battery...great battery replacement for your key fobs or PCs...Great battery life. Easy to install. Good packaging"

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    Product Description

    There are regular specialty batteries, and then there are Energizer Specialty Batteries. So get the durable, reliable power that keeps going with this Energizer 392 Silver Oxide Button Cell Battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators, and watches, to heart rate and glucose monitors. And these zero-mercury coin batteries can hold power for up to five years in storage. Choose Energizer Specialty Batteries for long-lasting power you can count on when you need it.
    See all Specialty Batteries
    Top comment

    "battery...great battery replacement for your key fobs or PCs...Great battery life. Easy to install. Good packaging"

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    Product Description

    There are regular specialty batteries, and then there are Energizer Specialty Batteries. So get the durable, reliable power that keeps going with this Energizer 392 Silver Oxide Button Cell Battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators, and watches, to heart rate and glucose monitors. And these zero-mercury coin batteries can hold power for up to five years in storage. Choose Energizer Specialty Batteries for long-lasting power you can count on when you need it.
    See all Specialty Batteries
    See all Specialty Batteries
  5. Energizer 2025 Batteries (4 Pack), 3V Lithium Coin Batteries - Front_Zoom
    Top comment

    "Best battery for any budget....Best batteries for key fobs. The brand is quality and so is the battery life....Key fob battery replacement...Vehicle key fobs were struggling to work until replacing the batteries with these."

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    Product Description

    Energizer 2025 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2025 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need calculator batteries, key fob batteries, or batteries for remotes. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    Top comment

    "Best battery for any budget....Best batteries for key fobs. The brand is quality and so is the battery life....Key fob battery replacement...Vehicle key fobs were struggling to work until replacing the batteries with these."

    See all customer reviews

    Product Description

    Energizer 2025 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2025 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need calculator batteries, key fob batteries, or batteries for remotes. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    See all Specialty Batteries
  6. Energizer 2025 Batteries (2 Pack), 3V Lithium Coin Batteries - Front_Zoom
    Top comment

    "needed new batteries for our key fobs...our car key fobs were going dead. These batteries worked great....Car fob battery...Yay my car fob works again! Thanks to these batteries"

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    Product Description

    Energizer 2025 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2025 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need calculator batteries, key fob batteries, or batteries for remotes. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    Top comment

    "needed new batteries for our key fobs...our car key fobs were going dead. These batteries worked great....Car fob battery...Yay my car fob works again! Thanks to these batteries"

    See all customer reviews

    Product Description

    Energizer 2025 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2025 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need calculator batteries, key fob batteries, or batteries for remotes. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power when you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    See all Specialty Batteries
  7. Energizer 2450 Lithium Coin Battery, 2 Pack - Front_Zoom
    Top comment

    "Great Key fob batteries....Needed batteries for my key fob and was happy to find them at Best Buy....These batteries were tge perfect replacement for my car key fob battery that was going dead."

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    Product Description

    Don’t let their small size fool you: This Energizer 2450 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our CR2450 coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium CR2450 Coin Batteries are the right choice for your specialty devices.
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    Top comment

    "Great Key fob batteries....Needed batteries for my key fob and was happy to find them at Best Buy....These batteries were tge perfect replacement for my car key fob battery that was going dead."

    See all customer reviews

    Product Description

    Don’t let their small size fool you: This Energizer 2450 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our CR2450 coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium CR2450 Coin Batteries are the right choice for your specialty devices.
    See all Household Batteries
    See all Household Batteries
  8. Energizer 357/303 Batteries (1 Pack), Button Cell Batteries - Front_Zoom
    Top comment

    "Energizer oxide battery...I was familiar with it. I put this battery in my key fob. It works perfectly. Easy installation....Energizer 357/303 silver Oxide Battery, great value! Long lasting battery life. Packaging was easy to open. "

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    Product Description

    Energizer 357/303 Batteries provide reliable, long lasting power to your important devices. Count on these button cell batteries to power your electronics, whether you need batteries for your kitchen scale, calculator or your keyless entry system. These Energizer batteries also provide dependable power for medical devices, like your glucose monitor or heart rate monitor. Each 357/303 battery holds power for up to 5 years in storage, letting you keep a ready supply of replacement batteries. Plus, these batteries contain no mercury, making them a more environmentally conscious choice. Count on Energizer specialty batteries to provide long lasting power when you need it most.
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    Top comment

    "Energizer oxide battery...I was familiar with it. I put this battery in my key fob. It works perfectly. Easy installation....Energizer 357/303 silver Oxide Battery, great value! Long lasting battery life. Packaging was easy to open. "

    See all customer reviews

    Product Description

    Energizer 357/303 Batteries provide reliable, long lasting power to your important devices. Count on these button cell batteries to power your electronics, whether you need batteries for your kitchen scale, calculator or your keyless entry system. These Energizer batteries also provide dependable power for medical devices, like your glucose monitor or heart rate monitor. Each 357/303 battery holds power for up to 5 years in storage, letting you keep a ready supply of replacement batteries. Plus, these batteries contain no mercury, making them a more environmentally conscious choice. Count on Energizer specialty batteries to provide long lasting power when you need it most.
    See all Specialty Batteries
    See all Specialty Batteries
  9. Energizer 389 Silver Oxide Button Battery, 1 Pack - Front_Zoom
    Top comment

    "Good Battery...This battery last in my key fob for around 5 years and I use my car everyday....Energizer batteries...Good battery quality ……………………………………………………………………………….."

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    Product Description

    There are regular specialty batteries, and then there are Energizer Specialty Batteries. So get the durable, reliable power that keeps going with this Energizer 389 Silver Oxide Button Cell Battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators, and watches, to heart rate and glucose monitors. And these zero-mercury coin batteries can hold power for up to five years in storage. Choose Energizer Specialty Batteries for long-lasting power you can count on when you need it.
    See all Specialty Batteries
    Top comment

    "Good Battery...This battery last in my key fob for around 5 years and I use my car everyday....Energizer batteries...Good battery quality ……………………………………………………………………………….."

    See all customer reviews

    Product Description

    There are regular specialty batteries, and then there are Energizer Specialty Batteries. So get the durable, reliable power that keeps going with this Energizer 389 Silver Oxide Button Cell Battery. It delivers long-lasting power to your button-battery-operated devices, from household electronics like keyless entry systems, to e-books, toys, calculators, and watches, to heart rate and glucose monitors. And these zero-mercury coin batteries can hold power for up to five years in storage. Choose Energizer Specialty Batteries for long-lasting power you can count on when you need it.
    See all Specialty Batteries
    See all Specialty Batteries
  10. Energizer 2032 Batteries (2 Pack), 3V Lithium Coin Batteries - Front_Zoom
    Top comment

    "Great Batteries...My key fob batteries died after 2 years. These fit perfectly in my key fobs....Key Fob Battery...Needed to replace the batteries on our Toyota key fobs. In stock and reasonably priced."

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    Product Description

    Energizer 2032 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2032 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need key fob batteries, batteries for remotes, or glucose monitors and heart monitors. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power whenever you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    Top comment

    "Great Batteries...My key fob batteries died after 2 years. These fit perfectly in my key fobs....Key Fob Battery...Needed to replace the batteries on our Toyota key fobs. In stock and reasonably priced."

    See all customer reviews

    Product Description

    Energizer 2032 Lithium Coin Batteries provide reliable, long lasting power for your important devices. These lithium 2032 batteries perform in extreme temperatures ranging from -22 F to 140 F for dependable power, even in the toughest conditions. Reach for these Energizer batteries when you need key fob batteries, batteries for remotes, or glucose monitors and heart monitors. Energizer coin batteries are also an ideal power source for your keyless entry system, toys and games. Lasting up to 10 years in storage, these lithium batteries provide reliable power whenever you need them. Energizer packages its lithium coin batteries in child-resistant packaging, designed to help keep kids safe from ingesting them.
    See all Specialty Batteries
    See all Specialty Batteries
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