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

Powerful supply batteries are used to store the electrical energy produced by a power supply and released by load. They are usually rechargeable and are often used in portable devices. Browse the top-ranked list of powerful supply batteries below along with associated reviews and opinions.

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  1. Energizer - Ultimate Lithium AA Batteries (4 Pack), Double A Batteries - Front_Zoom
    Top comment

    "Long-lasting power supply for our family....These batteries last a long time, which means fewer interruptions for battery changes and more uninterrupted playtime for my little one. ...Power up...Best batteries I bought last year! Long-lasting, powers every clock I own. "

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    Product Description

    Nothing outlasts Energizer Ultimate Lithium AA Batteries. These household batteries are not only the world's longest lasting AA batteries, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AA lithium batteries to power a variety of high tech and household items, whether you need smoke detector batteries, camera batteries, or double A batteries to power your child's favorite toys and games. Ultimate Lithium Energizer AA batteries weigh one-third less than standard alkaline batteries, and they hold power for up to 25 years in storage, letting you keep a ready supply available when you need them. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    Top comment

    "Long-lasting power supply for our family....These batteries last a long time, which means fewer interruptions for battery changes and more uninterrupted playtime for my little one. ...Power up...Best batteries I bought last year! Long-lasting, powers every clock I own. "

    See all customer reviews

    Product Description

    Nothing outlasts Energizer Ultimate Lithium AA Batteries. These household batteries are not only the world's longest lasting AA batteries, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AA lithium batteries to power a variety of high tech and household items, whether you need smoke detector batteries, camera batteries, or double A batteries to power your child's favorite toys and games. Ultimate Lithium Energizer AA batteries weigh one-third less than standard alkaline batteries, and they hold power for up to 25 years in storage, letting you keep a ready supply available when you need them. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    See all Lithium Batteries
  2. Energizer - MAX AAA Batteries (24 Pack), Triple A Alkaline Batteries - Front_Zoom
    Top comment

    "Batteries...Nice bulk packaging - a plentiful supply for all my electronics....Staying power...Batteries with power to spare. Reliable, long lasting. "

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    Product Description

    Power the devices you love with Energizer MAX AAA Alkaline Batteries. These Energizer batteries fuel the technology that helps you live, work and play, whether you need batteries for everyday electronics like your wireless mouse or toy batteries for your child's favorite toys. Energizer's #1 longest-lasting MAX, these triple A batteries keep your favorite devices running longer. Powerseal Technology helps protect your devices against damaging leaks for up to two years after these batteries are fully used. With a shelf life of up to 12 years in storage, these Energizer AAA batteries are ready to keep your devices operating when you need them most. Depend on the power of Energizer MAX AAA Batteries to power your everyday electronics.
    See all Alkaline Batteries
    Top comment

    "Batteries...Nice bulk packaging - a plentiful supply for all my electronics....Staying power...Batteries with power to spare. Reliable, long lasting. "

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    Product Description

    Power the devices you love with Energizer MAX AAA Alkaline Batteries. These Energizer batteries fuel the technology that helps you live, work and play, whether you need batteries for everyday electronics like your wireless mouse or toy batteries for your child's favorite toys. Energizer's #1 longest-lasting MAX, these triple A batteries keep your favorite devices running longer. Powerseal Technology helps protect your devices against damaging leaks for up to two years after these batteries are fully used. With a shelf life of up to 12 years in storage, these Energizer AAA batteries are ready to keep your devices operating when you need them most. Depend on the power of Energizer MAX AAA Batteries to power your everyday electronics.
    See all Alkaline Batteries
    See all Alkaline Batteries
  3. Rayovac High Energy AA Batteries (16 Pack), Double A Alkaline Batteries - Front_Zoom
    Top comment

    "Never had a problem using Rayovac batteries...These high energy alkaline and the newer Fusion batteries have never failed my uses. I use them in my camera equipment and to power all my battery needs within my home and work. ...Rayovac high energy alkaline batteries have pretty average performance and power compared to other name brand batteries."

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    Product Description

    Keep your electronics up and running with these Rayovac 815-16B4TBLFU AA batteries, which include 4 Fusion Advanced batteries. Compatible with a wide range of devices, the 1.5V batteries feature a 2500 mAh capacity for reliable performance.
    See all Alkaline Batteries
    Top comment

    "Never had a problem using Rayovac batteries...These high energy alkaline and the newer Fusion batteries have never failed my uses. I use them in my camera equipment and to power all my battery needs within my home and work. ...Rayovac high energy alkaline batteries have pretty average performance and power compared to other name brand batteries."

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    Product Description

    Keep your electronics up and running with these Rayovac 815-16B4TBLFU AA batteries, which include 4 Fusion Advanced batteries. Compatible with a wide range of devices, the 1.5V batteries feature a 2500 mAh capacity for reliable performance.
    See all Alkaline Batteries
    See all Alkaline Batteries
  4. Rayovac High Energy AA Batteries (8 Pack), Double A Alkaline Batteries - Front_Zoom
    Top comment

    "Dependable batteries...The AA size batteries are used in so many devices that this 8 pack can supply power to a wide range of equipment....They're batteries....They do battery things. You put them in and they supply power to whatever you put them in."

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    Product Description

    Compatible with a wide range of household electronics, these Rayovac 815-8CTF2 AA batteries provide reliable, long-lasting power. The 8-pack helps ensure there are extras in your supply.
    See all Alkaline Batteries
    Top comment

    "Dependable batteries...The AA size batteries are used in so many devices that this 8 pack can supply power to a wide range of equipment....They're batteries....They do battery things. You put them in and they supply power to whatever you put them in."

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    Product Description

    Compatible with a wide range of household electronics, these Rayovac 815-8CTF2 AA batteries provide reliable, long-lasting power. The 8-pack helps ensure there are extras in your supply.
    See all Alkaline Batteries
    See all Alkaline Batteries
  5. Rayovac High Energy D Batteries (4 Pack), Alkaline D Cell Batteries - Front_Zoom
    Top comment

    "standard batteries...These are standard batteries, reliable for maintaining their power....I play bass guitar and LOVE effect pedals, normally I use a power supply for my pedals, but if you use effects you know that some pedals work, and sound better with batteries. "

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    Product Description

    Provide power to household electronics with this Rayovac 813-4TF2 D batteries 4-pack. Reclosable packaging lets you take what you need and stow the rest neatly away.
    See all Alkaline Batteries
    Top comment

    "standard batteries...These are standard batteries, reliable for maintaining their power....I play bass guitar and LOVE effect pedals, normally I use a power supply for my pedals, but if you use effects you know that some pedals work, and sound better with batteries. "

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    Product Description

    Provide power to household electronics with this Rayovac 813-4TF2 D batteries 4-pack. Reclosable packaging lets you take what you need and stow the rest neatly away.
    See all Alkaline Batteries
    See all Alkaline Batteries
  6. Redux - Professional Grade Home Hearing Aid Dryer - Black - Front_Zoom

    Model: 900-HM11-0-BK-EN-NA
    SKU: 6549439
    Top comment

    "In the box, there is a wall wart power supply, instructions, and the dryer. Set it on the counter, plug it in and you're ready to go. ...The counter top device plugs into a wall outlet via a 12 volt power supply. The devices are placed in the chamber, and the top placed over with a twist to secure lid. "

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    Product Description

    Moisture presence is inevitable in your hearing devices.  This is proven to impact the sound quality and word understanding for those impacted with hearing loss.  Moisture is also the #1 reason hearing devices need repair.  Redux is a science based complete moisture removal system, backed by 70 patents and used by thousands of Hearing Care Professionals worldwide. Redux Home brings professional-grade drying to your home, so you can be most proactive in maintaining your devices' performance and longevity. Whether you just bought your first devices or have used them for years; hear how Redux makes your hearing devices sound brand new by purchasing today!
    See all Hearing Aid Accessories
    Top comment

    "In the box, there is a wall wart power supply, instructions, and the dryer. Set it on the counter, plug it in and you're ready to go. ...The counter top device plugs into a wall outlet via a 12 volt power supply. The devices are placed in the chamber, and the top placed over with a twist to secure lid. "

    See all customer reviews

    Product Description

    Moisture presence is inevitable in your hearing devices.  This is proven to impact the sound quality and word understanding for those impacted with hearing loss.  Moisture is also the #1 reason hearing devices need repair.  Redux is a science based complete moisture removal system, backed by 70 patents and used by thousands of Hearing Care Professionals worldwide. Redux Home brings professional-grade drying to your home, so you can be most proactive in maintaining your devices' performance and longevity. Whether you just bought your first devices or have used them for years; hear how Redux makes your hearing devices sound brand new by purchasing today!
    See all Hearing Aid Accessories
    See all Hearing Aid Accessories
  7. Energizer - 357/303 Batteries (1 Pack), Button Cell Batteries - Front_Zoom
    Top comment

    "Batter power...Been using this battery for years in various watches and small clocks...The Energizer 357 Silver Oxide Battery 3 pack will last you . This battery will give you long lasting power that you can count on. "

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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.
    See all Specialty Batteries
    Top comment

    "Batter power...Been using this battery for years in various watches and small clocks...The Energizer 357 Silver Oxide Battery 3 pack will last you . This battery will give you long lasting power that you can count on. "

    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
  8. Rayovac High Energy 9V Batteries (4 Pack), Alkaline 9 Volt Batteries - Front_Zoom
    Top comment

    "Great batteries...I was able to get the Rayovac - D 4-Pack HIGH ENERGY Alkaline Batteries and boy am I glad I did! My family always has a good supply of AA & AAA batteries laying around (but never any D batteries)! ...I received the Rayovac High Energy 9V Batteries (2 Pack), Alkaline 9 Volt Batteries in exchange for my review.These batteries last a great amount of time.I installed one into a toy my granddaughter had that needed new life.The toy I installed the Rayovac High Energy 9V Batteries Alkaline 9 Volt Battery in is a toy that can be left on and switched off.I really wanted to put the battery to test it so I left the toy running overnight and to my surprise when I went to go check it out it still had life after running the toy overnight.I would really recommend theseRayovac High Energy 9V Batteries (2 Pack), Alkaline 9 Volt Batteries to anyone that needs to replace batteries of this size.Especially smoke detectors cause you always have to have good charged and long lasting results.I really .Thank you for the opportunity to give my feedback on this product.I really appreciate the opportunity."

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    Product Description

    Power your household with Rayovac High Energy 9 Volt Alkaline Batteries. Engineered for long-lasting performance, these Rayovac 9V batteries are ideal for the high use devices in your home, from your wireless microphone to high-powered toys and smoke detector batteries. Rayovac batteries are rigorously tested to ensure they do what they say they'll do—plain and simple. These alkaline 9V batteries last up to 5 years in storage. Each 9 Volt battery is made for dependable performance. For reliability in the devices you use each day, count on Rayovac for 9 Volt batteries.
    See all Household Batteries
    Top comment

    "Great batteries...I was able to get the Rayovac - D 4-Pack HIGH ENERGY Alkaline Batteries and boy am I glad I did! My family always has a good supply of AA & AAA batteries laying around (but never any D batteries)! ...I received the Rayovac High Energy 9V Batteries (2 Pack), Alkaline 9 Volt Batteries in exchange for my review.These batteries last a great amount of time.I installed one into a toy my granddaughter had that needed new life.The toy I installed the Rayovac High Energy 9V Batteries Alkaline 9 Volt Battery in is a toy that can be left on and switched off.I really wanted to put the battery to test it so I left the toy running overnight and to my surprise when I went to go check it out it still had life after running the toy overnight.I would really recommend theseRayovac High Energy 9V Batteries (2 Pack), Alkaline 9 Volt Batteries to anyone that needs to replace batteries of this size.Especially smoke detectors cause you always have to have good charged and long lasting results.I really .Thank you for the opportunity to give my feedback on this product.I really appreciate the opportunity."

    See all customer reviews

    Product Description

    Power your household with Rayovac High Energy 9 Volt Alkaline Batteries. Engineered for long-lasting performance, these Rayovac 9V batteries are ideal for the high use devices in your home, from your wireless microphone to high-powered toys and smoke detector batteries. Rayovac batteries are rigorously tested to ensure they do what they say they'll do—plain and simple. These alkaline 9V batteries last up to 5 years in storage. Each 9 Volt battery is made for dependable performance. For reliability in the devices you use each day, count on Rayovac for 9 Volt batteries.
    See all Household Batteries
    See all Household Batteries
  9. Energizer - Ultimate Lithium AAA Batteries (2 Pack), Triple A Batteries - Front_Zoom
    Top comment

    "If you want to stop making frequent trips to the store to restock your battery supply, then buy Energizer lithium batteries . ...Good batteries...These batteries seem to provide a lot of power to my device"

    See all customer reviews

    Product Description

    Experience lasting performance with Energizer Ultimate Lithium AAA Batteries. These household batteries are not only the #1 longest lasting AAA batteries in high-tech devices, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AAA lithium batteries to power a variety of high tech and household items, whether you need batteries for flashlights, game controllers, digital cameras, or your child's favorite toys and games. Ultimate Lithium Energizer AAA batteries weigh one-third less than standard alkaline triple A batteries, making them a lightweight power source. Energizer Ultimate Lithium batteries also hold power for up to 25 years in storage, letting you keep a ready supply of backup batteries. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    Top comment

    "If you want to stop making frequent trips to the store to restock your battery supply, then buy Energizer lithium batteries . ...Good batteries...These batteries seem to provide a lot of power to my device"

    See all customer reviews

    Product Description

    Experience lasting performance with Energizer Ultimate Lithium AAA Batteries. These household batteries are not only the #1 longest lasting AAA batteries in high-tech devices, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AAA lithium batteries to power a variety of high tech and household items, whether you need batteries for flashlights, game controllers, digital cameras, or your child's favorite toys and games. Ultimate Lithium Energizer AAA batteries weigh one-third less than standard alkaline triple A batteries, making them a lightweight power source. Energizer Ultimate Lithium batteries also hold power for up to 25 years in storage, letting you keep a ready supply of backup batteries. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    See all Lithium Batteries
  10. Energizer - Ultimate Lithium AAA Batteries (8 Pack), Triple A Batteries - Front_Zoom
    Top comment

    "Battery power...Count on these batteries to power up your device for longer than average. ...Favorite batteries...Seem to last longer than other batteries. I keep a supply on hand of the different sizes."

    See all customer reviews

    Product Description

    Experience lasting performance with Energizer Ultimate Lithium AAA Batteries. These household batteries are not only the #1 longest lasting AAA batteries in high-tech devices, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AAA lithium batteries to power a variety of high tech and household items, whether you need batteries for flashlights, game controllers, digital cameras, or your child's favorite toys and games. Ultimate Lithium Energizer AAA batteries weigh one-third less than standard alkaline triple A batteries, making them a lightweight power source. Energizer Ultimate Lithium batteries also hold power for up to 25 years in storage, letting you keep a ready supply of backup batteries. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    Top comment

    "Battery power...Count on these batteries to power up your device for longer than average. ...Favorite batteries...Seem to last longer than other batteries. I keep a supply on hand of the different sizes."

    See all customer reviews

    Product Description

    Experience lasting performance with Energizer Ultimate Lithium AAA Batteries. These household batteries are not only the #1 longest lasting AAA batteries in high-tech devices, but they also feature leak resistant construction and superior performance in extreme temperatures ranging from -40 degrees F to 140 degrees F. Use these AAA lithium batteries to power a variety of high tech and household items, whether you need batteries for flashlights, game controllers, digital cameras, or your child's favorite toys and games. Ultimate Lithium Energizer AAA batteries weigh one-third less than standard alkaline triple A batteries, making them a lightweight power source. Energizer Ultimate Lithium batteries also hold power for up to 25 years in storage, letting you keep a ready supply of backup batteries. To ensure your favorite devices operate at their peak performance, depend on Energizer Ultimate Lithium batteries for work, play and home.
    See all Lithium Batteries
    See all Lithium Batteries
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