Best Buy customers often prefer the following products when searching for alarm battery.
Alarm batteries are the batteries that power home security systems. They're also used in smoke alarms, carbon monoxide detectors, and other alarms. Browse the top-ranked list of alarm batteries below along with associated reviews and opinions.
Energizer 123 Lithium Batteries (1 Pack), 3V Photo Batteries
Model: EL123APBPSKU: 2730986Top comment"the battery life is quite long, i've been using this with my camera and i haven't had to change it yet!...Couldn’t use. The smoke alarm was bad, not the battery...a good battery...Battery"
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Energizer 123 Lithium Photo Batteries deliver reliable performance for your high tech devices. Place these powerful batteries in your cameras, and capture that perfect photo or video without worrying about your batteries running low. Lithium 123 batteries are also a long lasting, dependable choice when you need flashlight batteries or replacement batteries for your smart home devices. Energizer 123 lithium batteries last up to 10 years in storage, letting you keep a ready supply available when you need them. Count on Energizer lithium batteries to ensure your high tech devices stay powered and ready to capture precious memories.Top comment"the battery life is quite long, i've been using this with my camera and i haven't had to change it yet!...Couldn’t use. The smoke alarm was bad, not the battery...a good battery...Battery"
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Energizer 123 Lithium Photo Batteries deliver reliable performance for your high tech devices. Place these powerful batteries in your cameras, and capture that perfect photo or video without worrying about your batteries running low. Lithium 123 batteries are also a long lasting, dependable choice when you need flashlight batteries or replacement batteries for your smart home devices. Energizer 123 lithium batteries last up to 10 years in storage, letting you keep a ready supply available when you need them. Count on Energizer lithium batteries to ensure your high tech devices stay powered and ready to capture precious memories.See all Specialty BatteriesYour price for this item is $4.99The regular price is $8.99Panasonic - eneloop Rechargeable AA Batteries (12-Pack)
Model: BK-3MCCA12SASKU: 5467056Top comment"Great rechargeable batteries....We must have a hundred of these in our house in smoke detectors, professional photography equipment, smoke alarms, toys, etc. They work great....I've found the eneloops to be great by not discharging when just sitting around not in any device and they give great battery life when they are being used."
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Power your household electronics easily with these Panasonic eneloop BK-3MCCA12SA AA batteries, which come precharged for immediate use and can be recharged up to 2100 times for a long-lasting design. The batteries withstand the cold for versatility.Top comment"Great rechargeable batteries....We must have a hundred of these in our house in smoke detectors, professional photography equipment, smoke alarms, toys, etc. They work great....I've found the eneloops to be great by not discharging when just sitting around not in any device and they give great battery life when they are being used."
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Power your household electronics easily with these Panasonic eneloop BK-3MCCA12SA AA batteries, which come precharged for immediate use and can be recharged up to 2100 times for a long-lasting design. The batteries withstand the cold for versatility.See all Rechargeable BatteriesYour price for this item is $40.99Best Buy essentials™ - C Batteries (4-Pack)
Model: BE-BC4PKSKU: 6458231Top comment"Good battery life. Really works for only 7 months....Batteries...Maybe no one uses for smoke alarms anymore"
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They’re just batteries – until your remote control is dead. The Best Buy essentials BE-BC4PK C Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline C batteries, ensuring you have enough to power your device. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 7,500 mAh capacity and 1.5 V of power, ensuring your toys, instruments, flashlights and other electronics are ready to go. Keep your favorite electronics powered with alkaline batteries backed by Best Buy.Top comment"Good battery life. Really works for only 7 months....Batteries...Maybe no one uses for smoke alarms anymore"
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They’re just batteries – until your remote control is dead. The Best Buy essentials BE-BC4PK C Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline C batteries, ensuring you have enough to power your device. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 7,500 mAh capacity and 1.5 V of power, ensuring your toys, instruments, flashlights and other electronics are ready to go. Keep your favorite electronics powered with alkaline batteries backed by Best Buy.See all Alkaline BatteriesYour price for this item is $5.99Energizer 357/303 Batteries (1 Pack), Button Cell Batteries
Model: 357BPZSKU: 2750989Top comment"I've had this battery in an old alarm clock for years and it's still ticking!...I mean, it's batteries...What else should a battery review say? Quality battery."
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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.Top comment"I've had this battery in an old alarm clock for years and it's still ticking!...I mean, it's batteries...What else should a battery review say? Quality battery."
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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 BatteriesYour price for this item is $2.49The previous price was $3.99Energizer 2450 Lithium Coin Battery, 2 Pack
Model: 2450BP-2NSKU: 6421454Top comment"Energize battery 2450....Purchase batteries for car alarm. Last longer than Duracell batteries,...Car Alarm battery"
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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.Top comment"Energize battery 2450....Purchase batteries for car alarm. Last longer than Duracell batteries,...Car Alarm battery"
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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 BatteriesYour price for this item is $9.49Best Buy essentials™ - CR123 Batteries (6-Pack)
Model: BE-B1236PKSKU: 6458233Top comment"Batteries...Works like it suppose to in our smoke alarm. Once we put in the battery the alarms ceased....Good batteries...Battery life is average but works for the price tag"
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They’re just batteries – until your keyless entry is dead. The Best Buy essentials BE-B1236PK CR123 Batteries (6-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 6 lithium CR123 batteries, providing you with enough backups for when you need them. They deliver a reliable charge with a 1,400 mAh capacity and 3 V of power, ensuring your keyless entries, glucometers, games and other compatible electronics are ready to go. Be prepared for the next time you need power with batteries Backed by Best Buy.Top comment"Batteries...Works like it suppose to in our smoke alarm. Once we put in the battery the alarms ceased....Good batteries...Battery life is average but works for the price tag"
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They’re just batteries – until your keyless entry is dead. The Best Buy essentials BE-B1236PK CR123 Batteries (6-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 6 lithium CR123 batteries, providing you with enough backups for when you need them. They deliver a reliable charge with a 1,400 mAh capacity and 3 V of power, ensuring your keyless entries, glucometers, games and other compatible electronics are ready to go. Be prepared for the next time you need power with batteries Backed by Best Buy.See all Alkaline BatteriesYour price for this item is $9.99Best Buy essentials™ - 9 V Batteries (4-Pack)
Model: BE-B9V4PKSKU: 6458227Top comment"Great batteries...Great batteries at a great price. This batteries has just as good battery life as the more expensive battery....Good batteries for my alarms last long. I recommend them."
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They’re just batteries – until your electronics are powerless. The Best Buy essentials BE-B9V4PK 9 V Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline 9 V batteries, ensuring you always have backups when you need them. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 500 mAh capacity and 9 V of power, ensuring your remote controls, alarms and other electronics are ready to go. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.Top comment"Great batteries...Great batteries at a great price. This batteries has just as good battery life as the more expensive battery....Good batteries for my alarms last long. I recommend them."
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They’re just batteries – until your electronics are powerless. The Best Buy essentials BE-B9V4PK 9 V Batteries (4-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This pack contains 4 alkaline 9 V batteries, ensuring you always have backups when you need them. Safe and environmentally friendly, they are also mercury- and cadmium-free. They deliver a long-lasting and reliable charge with a 500 mAh capacity and 9 V of power, ensuring your remote controls, alarms and other electronics are ready to go. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.See all Alkaline BatteriesYour price for this item is $7.99Energizer 389 Silver Oxide Button Battery, 1 Pack
Model: 389BPZSKU: 8796045Top comment"inexpensive alarm clock battery...inexpensive alarm clock battery. compatible with other generic brands....Energizer batteries...Good battery quality ……………………………………………………………………………….."
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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.Top comment"inexpensive alarm clock battery...inexpensive alarm clock battery. compatible with other generic brands....Energizer batteries...Good battery quality ……………………………………………………………………………….."
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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 BatteriesYour price for this item is $1.49The previous price was $3.24Best Buy essentials™ - Assorted Batteries with Storage Box (33-Pack)
Model: BE-BMultiPKSKU: 6458229Top comment"Good battery life...These batteries last a long time. I would say comparable to the name brand....I have purchased this brand before and battery life is good. Would recommend and continue to purchase."
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They’re just batteries—until your electronics need power. The Best Buy essentials BE-BMULTIPK Assorted Batteries with Storage Box (33-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This alkaline battery kit contains AA batteries (12), AAA batteries (12), C batteries (4), D batteries (4) and a 9 V battery, providing you with more than enough backups for when you need them. Safe and environmentally friendly, they are also mercury and cadmium free. The batteries also come in an included storage box, keeping them neatly stored and organized. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.Top comment"Good battery life...These batteries last a long time. I would say comparable to the name brand....I have purchased this brand before and battery life is good. Would recommend and continue to purchase."
See all customer reviewsSee all Alkaline BatteriesProduct Description
They’re just batteries—until your electronics need power. The Best Buy essentials BE-BMULTIPK Assorted Batteries with Storage Box (33-Pack) deliver consistent power to a wide variety of compatible toys and electronics. This alkaline battery kit contains AA batteries (12), AAA batteries (12), C batteries (4), D batteries (4) and a 9 V battery, providing you with more than enough backups for when you need them. Safe and environmentally friendly, they are also mercury and cadmium free. The batteries also come in an included storage box, keeping them neatly stored and organized. Be prepared for the next time you need power with alkaline batteries Backed by Best Buy.See all Alkaline BatteriesYour price for this item is $19.99Energizer A23 Batteries (1 Pack), Miniature Alkaline Small Batteries
Model: A23BPZSKU: 6318061Top comment"Great battery. Not much to say about battery life...Needed to replace a battery in one of my door alarms. Theses batteries have always lasted a long time."
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Energizer A23 Batteries provide reliable power to your important gadgets. These mini batteries are compatible with a variety of devices, including your keyless entry system, bluetooth headsets and home security systems. Reach for these specialty batteries when you need replacement camera batteries or a new garage door opener battery. Miniature alkaline Energizer batteries contain zero mercury to reduce environmental impact. Count on Energizer, the #1 brand of specialty batteries, to deliver dependable, long lasting power to your devices.Top comment"Great battery. Not much to say about battery life...Needed to replace a battery in one of my door alarms. Theses batteries have always lasted a long time."
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Energizer A23 Batteries provide reliable power to your important gadgets. These mini batteries are compatible with a variety of devices, including your keyless entry system, bluetooth headsets and home security systems. Reach for these specialty batteries when you need replacement camera batteries or a new garage door opener battery. Miniature alkaline Energizer batteries contain zero mercury to reduce environmental impact. Count on Energizer, the #1 brand of specialty batteries, to deliver dependable, long lasting power to your devices.See all Alkaline BatteriesYour price for this item is $3.49