AA & AAA Batteries

Shop 12-Pack AA & AAA Alkaline Batteries

Shop AA and AAA batteries for remotes, clocks, flashlights, toys, game controllers, wireless mice, keyboards, cameras, calculators, household electronics, office devices, and other everyday battery-powered products. Find AmpNergy AA alkaline batteries and AAA alkaline batteries in convenient 12-packs for home, work, school, travel, retail counters, repair stations, supply closets, and emergency kits.

AA and AAA batteries provide ready-to-use power without requiring a charging cable, wall outlet, or waiting period. Keep replacement batteries available for commonly used electronics, seasonal devices, emergency supplies, and products that may sit unused until needed.

Choose AA batteries for devices designed around the larger AA size and AAA batteries for smaller battery compartments. AA and AAA batteries are not interchangeable, even when they are used in similar types of electronics. Always check the device battery compartment, label, packaging, or instruction manual before installing replacement batteries.

For rechargeable phone, tablet, and accessory power, browse Chargers and Cables, Power Banks, Wall Chargers and Power Adapters, Charging Cables, and Car Chargers.

Find the Right AA or AAA Batteries

The correct battery depends on the size required by the device, the number of batteries it uses, and how frequently those batteries need to be replaced.

Choose AA batteries when the device compartment is marked AA.

Choose AAA batteries when the device compartment is marked AAA.

Choose a 12-pack when several devices use the same battery size or when keeping replacements on hand is useful.

Before installing batteries, confirm:

• Required battery size

• Number of batteries needed

• Positive and negative terminal direction

• Alkaline battery compatibility

• Device manufacturer instructions

• Condition of the battery compartment

• Whether all batteries should be replaced together

• Whether the device requires a specialty or rechargeable battery instead

Never force a battery into a compartment that does not match its size.

AA Batteries

AA batteries are commonly used in medium-size household electronics, office accessories, toys, controllers, flashlights, clocks, cameras, and other everyday devices.

The AmpNergy 12-Pack AA Alkaline Batteries provides a convenient supply for replacing batteries across several compatible products.

Common AA battery uses may include:

• Game controllers

• Flashlights

• Wall clocks

• Alarm clocks

• Toys

• Wireless keyboards

• Wireless mice

• Digital cameras

• Portable radios

• Small speakers

• Remote controls

• Electronic tools and accessories

• Emergency equipment

The exact battery requirement depends on the individual device. Some products that commonly use AA batteries may instead require AAA, C, D, button-cell, lithium, rechargeable, or proprietary batteries.

Always check the battery compartment before use.

AAA Batteries

AAA batteries are smaller than AA batteries and are commonly used in compact electronics and accessories.

The AmpNergy 12-Pack AAA Alkaline Batteries provides replacement power for compatible devices at home, at work, while traveling, or in shared supply areas.

Common AAA battery uses may include:

• TV remotes

• Streaming-device remotes

• Wireless mice

• Compact keyboards

• Calculators

• Small flashlights

• Digital thermometers

• Clocks

• Toys

• Presentation remotes

• Personal accessories

• Small electronic devices

Do not choose AAA batteries based only on the physical size of the device. Check the compartment markings or product instructions before installing them.

AA vs. AAA Batteries

AA and AAA batteries are different physical sizes.

AA Batteries

AA batteries are larger in diameter and length. They are often used in devices with larger battery compartments or greater energy demands.

AAA Batteries

AAA batteries are narrower and shorter. They are commonly used in compact and lightweight electronics.

The two battery sizes may provide the same nominal voltage when they use the same chemistry, but they do not have the same physical dimensions or capacity.

AA and AAA batteries cannot be safely substituted for one another unless the device manufacturer specifically provides an approved adapter or alternative configuration.

12-Pack AA and AAA Batteries

A 12-pack makes it easier to keep replacement batteries available for several devices or repeated battery changes.

Battery packs can be useful for:

• Homes with several remotes and clocks

• Families with battery-powered toys

• Gaming controllers

• Office keyboards and mice

• School and classroom supplies

• Retail counters

• Repair and testing stations

• Toolboxes

• Travel kits

• Emergency supplies

• Seasonal decorations

• Shared workspaces

Store unused batteries in their original packaging until needed whenever possible. This helps keep the terminals separated and makes the battery size easier to identify.

Alkaline Batteries for Everyday Electronics

Alkaline batteries are disposable primary batteries designed for single use.

They are commonly used in low-to-moderate-drain household and office devices such as:

• Remote controls

• Clocks

• Calculators

• Wireless computer accessories

• Toys

• Flashlights

• Small electronics

• Portable accessories

Battery life varies according to:

• Device power demand

• Frequency of use

• Operating temperature

• Battery age

• Storage conditions

• Device condition

• Number of batteries used

• Whether all batteries were replaced together

No single battery runtime applies to every device.

Batteries for Remote Controls

Remote controls commonly use AA or AAA batteries depending on the model.

Compatible devices may include:

• Television remotes

• Streaming-device remotes

• Soundbar remotes

• Cable-box remotes

• Fan remotes

• Lighting remotes

• Presentation remotes

• Other household controls

If a remote becomes inconsistent, delayed, or unresponsive, check the battery direction and replace the batteries with the correct size.

Replace all batteries in a multi-battery remote at the same time unless the device instructions state otherwise.

Batteries for Toys

Battery-powered toys may use AA or AAA batteries depending on their size and power requirements.

Before installing batteries in a toy:

• Confirm the required size

• Follow the polarity markings

• Replace the battery-cover screw where provided

• Keep loose batteries away from children

• Do not mix old and new batteries

• Do not mix different battery chemistries

• Remove depleted batteries promptly

Adult supervision may be appropriate when installing or replacing batteries in children’s products.

Batteries for Game Controllers

Many wireless game controllers and gaming accessories use replaceable AA or AAA batteries, although requirements vary by model.

Check whether the controller requires:

• AA batteries

• AAA batteries

• A rechargeable battery pack

• A proprietary battery

• USB charging

Do not install disposable alkaline batteries in a charging dock or attempt to charge them through the controller.

Batteries for Flashlights

Flashlights may use AA, AAA, or another battery size depending on the design.

Keeping batteries with an emergency flashlight can be useful, but avoid leaving batteries installed for extended periods if the flashlight will remain unused and the manufacturer recommends removal.

Check stored flashlights periodically to confirm:

• Batteries have not expired

• The compartment is clean

• The terminals are free from corrosion

• The flashlight still operates

• Replacement batteries remain available

Batteries for Wireless Mice and Keyboards

Wireless mice and keyboards may use AA or AAA batteries depending on their size and design.

Replace the batteries when the device shows:

• Low-battery warnings

• Intermittent connection

• Delayed response

• Reduced wireless range

• Failure to turn on

If the device uses two or more batteries, replace the complete set with batteries of the same size, chemistry, brand, and age whenever possible.

Batteries for Clocks and Household Devices

AA and AAA batteries are also commonly used in:

• Wall clocks

• Alarm clocks

• Kitchen timers

• Digital thermometers

• Scales

• Calculators

• Motion sensors

• Small radios

• Electronic locks

• Portable household accessories

Because battery requirements vary, confirm the size printed inside the compartment before replacing them.

Batteries for Home

Keep AA and AAA batteries available for frequently used devices and products that need occasional replacement power.

Useful storage locations may include:

• Utility drawers

• Supply cabinets

• Toolboxes

• Home offices

• Entertainment centers

• Emergency kits

• Secure storage areas

Keep batteries away from young children and pets.

Batteries for Offices and Schools

AA and AAA battery packs can support shared equipment such as:

• Wireless keyboards

• Wireless mice

• Presentation remotes

• Calculators

• Clocks

• Label makers

• Small flashlights

• Classroom devices

• Testing equipment

Store batteries in a clearly labeled location so users can select the correct size without opening multiple packs.

Batteries for Retail and Repair Stations

Retail counters and repair stations may keep AA and AAA batteries available for:

• Testing compatible accessories

• Demonstrating battery-powered products

• Replacing depleted display batteries

• Supporting store equipment

• Customer convenience

• Emergency backup supplies

Do not use batteries as a substitute for the correct power source when a product requires a rechargeable or proprietary battery.

Batteries for Emergency Kits

AA and AAA batteries can support compatible flashlights, radios, clocks, and other emergency equipment.

When building an emergency kit:

• Check which battery sizes each device requires

• Keep batteries in original packaging

• Store them in a cool, dry place

• Review expiration or best-use dates periodically

• Test emergency devices on a schedule

• Replace damaged or leaking batteries

• Keep battery terminals away from loose metal objects

Do not assume every emergency device uses AA or AAA batteries.

Batteries for Travel

Battery packs can be useful for compatible travel accessories, flashlights, clocks, remotes, wireless devices, and emergency supplies.

Before traveling:

• Confirm airline and destination requirements

• Keep batteries protected from short circuits

• Avoid carrying loose batteries with coins, keys, or other metal objects

• Keep batteries in original packaging or a protective container

• Check whether the destination provides appropriate battery recycling

Travel rules may vary by battery chemistry and transportation method.

Long-Term Battery Storage

AmpNergy AA and AAA alkaline batteries are designed for extended shelf storage when kept under appropriate conditions.

For better storage:

• Keep batteries in a cool, dry location

• Leave unused batteries in their original packaging

• Avoid direct sunlight

• Avoid excessive heat or moisture

• Keep terminals away from metal objects

• Keep batteries away from children and pets

• Do not store loose batteries together in a drawer

• Inspect older batteries before use

• Follow any date markings on the package

Extreme storage conditions can reduce battery performance or increase the risk of damage.

How to Install AA and AAA Batteries

Before installation:

1. Turn off the device when possible.

2. Open the battery compartment.

3. Remove depleted batteries.

4. Check the compartment for dirt, moisture, or corrosion.

5. Confirm the required battery size.

6. Match the positive and negative ends to the compartment markings.

7. Insert the batteries without forcing them.

8. Close the compartment securely.

9. Test the device.

If the device does not work, recheck the polarity, battery size, terminal contact, and device instructions.

When to Replace Batteries

Replace AA or AAA batteries when:

• The device shows a low-battery warning

• Performance becomes inconsistent

• The device stops operating

• A flashlight becomes dim

• A remote responds intermittently

• A clock loses time or stops

• A wireless accessory disconnects repeatedly

• The batteries show leakage, swelling, rust, or damage

• The package or device manufacturer recommends replacement

Remove damaged batteries carefully and follow local disposal or recycling guidance.

Do Not Mix Batteries

Avoid mixing:

• Old and new batteries

• AA and AAA batteries

• Alkaline and rechargeable batteries

• Different battery chemistries

• Different brands where avoidable

• Batteries with different charge levels

• Used and unused batteries

Mixing batteries can cause uneven discharge, poor performance, leakage, or device damage.

For devices that use multiple batteries, replace the complete set at the same time whenever possible.

AA and AAA Battery Safety

Follow these basic precautions:

• Do not recharge disposable alkaline batteries

• Do not expose batteries to fire

• Do not puncture, crush, or disassemble batteries

• Do not install batteries backward

• Do not mix different sizes or chemistries

• Keep loose batteries away from metal objects

• Keep batteries away from children and pets

• Remove leaking or damaged batteries carefully

• Wash hands after handling a leaking battery

• Follow the device manufacturer’s instructions

• Store batteries in a cool, dry location

• Recycle or dispose of batteries according to local requirements

Seek appropriate professional guidance if battery contents contact the eyes, skin, or mouth.

Recycling AA and AAA Batteries

Battery disposal rules vary by location.

Do not assume disposable batteries should be placed in normal household trash. Check local recycling programs, household hazardous-waste services, battery drop-off locations, and municipal requirements.

Before recycling:

• Keep damaged batteries separate

• Protect exposed terminals when required

• Avoid placing loose batteries against metal objects

• Use an approved battery-collection container

• Follow local instructions

Best AA & AAA Batteries by Use

Best for home essentials: Keep AA and AAA packs available for remotes, clocks, flashlights, toys, and household electronics.

Best for office devices: Stock batteries for wireless keyboards, mice, presentation remotes, calculators, and shared equipment.

Best for smaller electronics: Choose AAA batteries when the device specifically requires the compact AAA size.

Best for larger everyday devices: Choose AA batteries when the compartment is marked for AA batteries.

Best for backup supplies: Store unopened packs in a cool, dry location for future replacements.

Best for emergency kits: Match the battery supply to the exact flashlights, radios, clocks, and equipment included in the kit.

Best for retail and repair stations: Keep clearly labeled AA and AAA packs available for compatible testing and store equipment.

Best overall choice: Select the exact size required by the device and replace the complete battery set with matching alkaline batteries.

Compare AA and AAA Battery Uses

Choose AA batteries for devices specifically designed for the larger AA size.

Choose AAA batteries for devices designed around the smaller AAA form factor.

Choose a 12-pack when several compatible devices require the same battery size or frequent replacement power is needed.

Choose rechargeable batteries only when the device supports them and a compatible charger is available.

Choose specialty batteries when the product requires lithium, coin-cell, button-cell, C, D, 9V, proprietary, or another battery format.

Why Choose AmpNergy AA & AAA Batteries

• AA and AAA alkaline battery options

• Convenient 12-pack quantities

• Ready-to-use disposable power

• Designed for common household and office electronics

• Useful for remotes, clocks, flashlights, toys, controllers, and wireless accessories

• Extended shelf-storage capability

• Clearly identified AA and AAA sizes

• Replacement power without a charging cable or outlet

• Useful for homes, offices, schools, retail counters, repair stations, travel supplies, and emergency kits

• Lead-free, cadmium-free, and mercury-free construction as stated in the individual product specifications

• Broad operating-temperature range as stated in the individual product specifications

Complete the Power Setup

Choose Chargers and Cables for phones, tablets, earbuds, power banks, and rechargeable accessories.

Carry portable phone power with Power Banks.

Connect compatible devices at home or work with Wall Chargers and Power Adapters.

Replace worn or missing cords with Charging Cables.

Keep compatible devices powered on the road with Car Chargers.

Browse AmpNergy Power and Charging Accessories for more everyday power products.

AA & AAA Battery FAQ

What is the difference between AA and AAA batteries?

AA batteries are physically larger than AAA batteries and generally provide greater capacity when the battery chemistry and design are comparable. AAA batteries are commonly used in more compact devices.

Are AA and AAA batteries interchangeable?

No. AA and AAA batteries have different dimensions and should only be used in devices designed for the required size.

What devices use AA batteries?

AA batteries are commonly used in game controllers, flashlights, clocks, toys, wireless keyboards, wireless mice, cameras, radios, and other household electronics.

What devices use AAA batteries?

AAA batteries are commonly used in TV remotes, presentation remotes, calculators, compact flashlights, small clocks, wireless accessories, toys, and other compact electronics.

Are these AA and AAA batteries alkaline?

Yes. The products in this collection are AmpNergy AA and AAA alkaline batteries.

How many batteries are included?

The current collection includes 12-pack AA alkaline batteries and 12-pack AAA alkaline batteries.

Are alkaline batteries rechargeable?

No. Disposable alkaline batteries should not be recharged.

Can I mix old and new batteries?

No. Avoid mixing old and new batteries in the same device. Replace the complete set whenever possible.

Can I mix alkaline and rechargeable batteries?

No. Do not mix different battery chemistries or types in the same device.

How should AA and AAA batteries be stored?

Store unused batteries in a cool, dry place, preferably in their original packaging and away from direct sunlight, moisture, loose metal objects, children, and pets.

How long can AA and AAA batteries be stored?

The AmpNergy AA and AAA product specifications state a shelf life of up to 10 years when stored appropriately. Actual condition and performance can depend on storage environment and package integrity.

Should batteries be removed from devices during storage?

Remove batteries when a device will remain unused for an extended period if recommended by the device manufacturer. This can reduce the risk of leakage or compartment damage.

How do I know when batteries need replacing?

Replace batteries when the device displays a low-power warning, becomes inconsistent, stops working, loses brightness or range, or when the batteries appear damaged or leaking.

Can loose batteries be stored in a drawer?

It is better to keep batteries in their original packaging or an appropriate battery organizer. Loose batteries can contact metal objects or one another.

Can AA and AAA batteries go in household trash?

Battery disposal rules vary by location. Check local recycling and household hazardous-waste requirements before disposal.

Are AA batteries better than AAA batteries?

Neither size is universally better. The correct battery is the size required by the device.

Are alkaline batteries good for everyday use?

Yes. Alkaline batteries are commonly used for compatible low-to-moderate-drain household and office electronics.

Can these batteries be used in game controllers?

Yes, when the controller specifically requires AA or AAA alkaline batteries. Check the controller instructions before installation.

Can these batteries be used in flashlights?

Yes, when the flashlight requires the matching AA or AAA size.

Can these batteries be taken while traveling?

Generally, common household alkaline batteries can be transported, but applicable airline, carrier, and destination rules should always be checked.

What should I check before buying AA or AAA batteries?

Confirm the required size, quantity, battery chemistry, device instructions, terminal direction, and whether the product requires disposable or rechargeable batteries.