Clock Batteries
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RomeTech - RTC CMOS Battery for Intel QBiP-8365A Embedded Compact Board
SKU: J2JGJFCC8JSee all All Batteries & PowerProduct Description
A high-quality lithium-ion CMOS battery with protective shell and overcharge protection for reliable device backup.Your price for this item is $12.99Save $7The previous price was $19.99 -
HQRP - CMOS RTC BIOS Battery for Toshiba Satellite 320CDT 325CDS 330CDS 330CDT 4000CDS 4000CDT 4005CDS 4005CDT 4010CDS 2670DVD
SKU: J3ZSL2GSSQSee all All Batteries & PowerProduct Description
A rechargeable 2.4V Ni-MH battery that preserves BIOS settings and clock data in compatible Toshiba laptops.Your price for this item is $14.40 -
RomeTech - RTC CMOS Battery for Ergo X501 7200-9082/A
SKU: J27Z58LVSTSee all All Batteries & PowerProduct Description
A reliable lithium-ion CMOS battery with protective shell and overcharge protection for various electronic devices.Your price for this item is $12.99Save $7The previous price was $19.99 -
RomeTech - RTC CMOS Battery for ASRock Z270 Taichi Motherboard
SKU: J27YVKSSVPSee all All Batteries & PowerProduct Description
A high-quality lithium-ion CR2032 battery with overcharge protection for reliable motherboard and device backup power.Your price for this item is $12.99Save $7The previous price was $19.99 -
RomeTech - RTC CMOS Battery for Acer Aspire X1300 Desktop 2 Pack
SKU: J27YVK9Y7PSee all All Batteries & PowerProduct Description
A reliable lithium-ion CR2032 CMOS battery pack with overcharge protection for desktops and compatible devices.Your price for this item is $15.99Save $4The previous price was $19.99 -
RomeTech - RTC CMOS Battery for Dell Inspiron 1420
SKU: J2J72XXT8YSee all All Batteries & PowerProduct Description
A high-quality lithium-ion CMOS battery with overcharge protection, ideal for reliable device backup power.Your price for this item is $12.99Save $7The previous price was $19.99 -
RomeTech - RTC CMOS Battery for Lenovo ThinkPad R32
SKU: J27KP9KPJ7See all All Batteries & PowerProduct Description
A reliable lithium-ion CR2032 CMOS battery with protective shell and overcharge protection for multiple devices.Your price for this item is $12.99Save $7The previous price was $19.99 -
Energizer - 392 Silver Oxide Button Battery, 1 Pack
SKU: J78676GCY3Great price...These work great for me. Best Buy has a great selection of watch batteries....Great selection at Best Buy for coin lithium batteries.
See all Specialty BatteriesProduct Description
A silver oxide button battery providing reliable, long-lasting 1.5V power for various small electronic devices.Your price for this item is $5.79 -
Energizer - 377 Batteries (2 Pack), Silver Oxide Button Cell Batteries
SKU: J78676G7P9I love watches and they always need batteries. Best Buy has a great assortment....Best Buy is a great and convenient place to purchase batteries...Best Buy is where I purchase my batteries
See all Specialty BatteriesProduct Description
A pack of two silver oxide button cell batteries delivering reliable 1.55V power for small devices.Your price for this item is $7.99 -
RomeTech - RTC CMOS Battery for HP Mini 1000
SKU: J27ZTKWQH7See all All Batteries & PowerProduct Description
A high-quality lithium-ion CR2016 CMOS battery with overcharge protection and a durable protective shell.Your price for this item is $12.99Save $7The previous price was $19.99
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FAQ
Clock batteries are most commonly used in wall clocks, desk clocks, alarm clocks, and some timers. They can also be found in certain kitchen appliances and small electronic devices that require low power for continuous operation.
You can usually find the required battery type printed inside the battery compartment or in the user manual of your clock. Common types include AA, AAA, C, or button cell batteries such as LR44 or CR2032.
Major brands like Energizer, Duracell, and Panasonic are popular choices for clock batteries due to their reliability and long-lasting performance. Many clocks are compatible with both branded and generic batteries.
While some clocks can operate with rechargeable batteries, it's important to note that rechargeables typically have a slightly lower voltage than standard alkaline batteries, which may affect performance or battery life in certain clocks.
Store spare clock batteries in a cool, dry place away from direct sunlight and extreme temperatures. Keeping them in their original packaging until use helps prevent accidental discharge or corrosion.