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  • USB Type-C rechargeable AAA batteries for everyday devices
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    USB AAA 1.5V 900mWh Li-ion Rechargeable Battery (4 Pack w/ USB Charger)

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    $30.39
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  • Rayovac 12-pack 357/303 silver oxide button batteries on card
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    Rayovac

    12-Pack 357/303 Rayovac Silver Oxide Button Batteries LR44/A76 (4 Cards of 3)

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    $30.79
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  • 3-pack Varta V150H NiMH rechargeable button cell batteries
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    Varta

    3-Pack Varta V150H NiMH Button Cell Batteries

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    $30.79
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  • 3-pack Varta V15H NiMH button cell batteries
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    Varta

    3-Pack Varta V15H NiMH Button Cell Batteries

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    $30.79
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  • 3-pack Varta V450HR NiMH button cell batteries
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    Varta

    3-Pack Varta V450HR NiMH Button Cell Batteries

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    $30.79
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  • Xeno XL-060F primary lithium batteries for sensors and backups
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    Xeno

    3-Pack Xeno XL-060F 3.6V AA 2.4Ah Lithium Batteries with Axial Leads

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    $30.79
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  • 3.2V 600 mAh LiFePO4 battery pack for Gama Sonic solar lamps
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    Power Portable

    3.2V 600 mAh (14500) LiFeP04 Battery Pack for Gama Sonic Solar Lights

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    $30.79
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  • Power Portable 3.6V NiCd battery stick for Streamlight Stinger flashlights
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    Power Portable

    3.6 Volt NiCd Battery Stick (1800 mAh) for Flashlights (Streamlight Stinger HP, XT, PolyStinger)

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    $30.79
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  • 3.7 Volt 18650 MJ1 Lithium Ion Battery (3500 mAh)
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    Korea Brand

    3.7 Volt 18650 MJ1 Lithium Ion Battery (3500 mAh)

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    $30.79
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  • Power Portable 3.7V 26650 Li-Ion Battery 5000mAh flat terminal
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    Power Portable

    3.7 Volt 26650 Li-Ion Battery (5000 mAh)

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    $30.79
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  • Panasonic 18650 3.7V 3400mAh lithium ion button top battery with PCB
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    Panasonic

    3.7 Volt Panasonic 18650 Lithium Ion Button Top Battery (3400 mAh) with PCB Protection

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    $30.79
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  • Panasonic CR2330 3V lithium coin cell battery 5-pack
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    Panasonic

    5-Pack CR2330 Panasonic 3 Volt Lithium Coin Cell Battery

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    $30.79
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  • 5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery
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    Panasonic

    5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery

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    $30.79
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  • Duracell 6-pack 364 SR621SW silver oxide button batteries front view
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    Duracell

    6-Pack 364 / SR621SW Duracell Silver Oxide Button Batteries

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    $30.79
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  • Duracell Coppertop C alkaline batteries 14 pack
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    Duracell

    C Duracell Coppertop Alkaline (MN1400) Battery - (14 Pack)

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    $30.79
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  • Exell A19PX 4.5 Volt Battery (V19PX, 531, RPX19, EPX19)
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    Exell

    Exell A19PX 4.5 Volt Battery (V19PX, 531, RPX19, EPX19)

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    $30.79
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  • Exell A24PX 3 Volt Battery (V24PX, RPX24, 532, PX24, EPX24, 2LR50)
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    Exell

    Exell A24PX 3 Volt Battery (V24PX, RPX24, 532, PX24, EPX24, 2LR50)

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    $30.79
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  • Mitsubishi F2-40BL lithium PLC battery for memory backup
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    Mitsubishi

    Mitsubishi F2-40BL 3.6V Lithium PLC Battery

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    $30.79
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  • Panasonic CR123A battery pack with 10-year shelf life
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    Panasonic

    Panasonic CR123A 3V Lithium Batteries, 8-Pack | Long-Lasting Power

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    $30.79
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  • Panasonic NCR18650B 3.7V 3400mAh flat top lithium ion battery
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    Panasonic

    Panasonic NCR18650B 3.7V 3400mAh 18650 Li-Ion Rechargeable Battery

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    $30.79
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  • Varta Mempac 2/V150H 2.4V NiMH backup battery

    Varta

    Varta Mempac 2/V150H 2.4 Volt NiMH (55615 702 012) Battery

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Size
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that selecting the right battery size is crucial for optimal performance in various devices. With a comprehensive selection of batteries across multiple sizes, we cater to a wide range of applications, from household electronics to specialized equipment. 

 

1. AA Batteries

Overview: AA batteries are one of the most common battery sizes, often used in household devices. They typically provide 1.5 volts and come in various chemistries, including alkaline and rechargeable NiMH.

Applications: Ideal for low to moderate-drain devices like remote controls, toys, and digital cameras.

Example Product: Duracell AA Alkaline Batteries are known for their reliability and long shelf life​.

 

2. AAA Batteries

Overview: Slightly smaller than AA batteries, AAA batteries also deliver 1.5 volts and are commonly found in devices that require less power.

Applications: Frequently used in remote controls, portable electronics, and small flashlights.

Example Product: Energizer AAA Batteries are popular for their consistent performance​.

 

3. C Batteries

Overview: C batteries are larger than AA and AAA batteries, typically used for higher-drain applications. They also provide 1.5 volts.

Applications: Commonly found in toys, radios, and flashlights where more power is needed over an extended period.

Example Product: Rayovac C Alkaline Batteries are designed for reliable use in demanding devices​.

 

4. D Batteries

Overview: D batteries are among the largest cylindrical batteries, offering high capacity for long-lasting power. They provide 1.5 volts and are ideal for very high-drain devices.

Applications: Often used in larger flashlights, boomboxes, and some types of medical equipment.

Example Product: Duracell D Alkaline Batteries deliver robust performance for extended periods​.

 

5. 9 Volt Batteries

Overview: 9 Volt batteries have a unique rectangular shape and provide 9 volts of power. They are commonly used in various electronic devices.

Applications: Frequently used in smoke detectors, musical instruments, and wireless microphones.

Example Product: Energizer 9V Lithium Battery is known for its long-lasting performance​.

 

6. 18650 Batteries

Overview: These cylindrical lithium-ion batteries are known for their high energy density and long life. They typically provide 3.7 volts.

Applications: Commonly used in laptops, flashlights, and electric vehicles.

Example Product: Panasonic 18650 Lithium-Ion Battery offers reliable power for high-drain applications​.

 

7. CR123A Batteries

Overview: CR123A batteries are compact lithium batteries that deliver 3 volts of power. They are known for their high performance in a small package.

Applications: Widely used in cameras, security systems, and flashlights.

Example Product: Duracell CR123A Lithium Battery provides excellent reliability for high-performance devices​.

 

8. Specialty Batteries

In addition to standard sizes, Mega Batteries offers various specialty batteries tailored for specific needs:

Button Cell Batteries: Small and commonly used in watches, hearing aids, and other small devices.
Rechargeable Packs: Designed for power tools and other high-capacity applications​.

 

 

At Mega Batteries, our extensive selection of battery sizes ensures that you can find the right power solution for any device. From standard AA and AAA batteries for everyday use to specialized 18650 and CR123A batteries for high-performance applications, we have the products you need to keep your devices running smoothly.

 

Understanding the different battery sizes is essential for selecting the right power source, ensuring your devices perform optimally. Explore our wide range of battery sizes today to find the perfect fit for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.