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Extended Battery Cases

If your smartphone's battery life is a concern, you have a few options. You can choose a phone with a bigger battery, or you can buy a portable charger that gives you a few extra hours of power. But if you're looking for the best of both worlds, consider an extended battery case—a case that provides the protection of a traditional case and the extra power of a portable charger. Browse the top-ranked list of extended battery cases below along with associated reviews and opinions. 

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  1. mophie - Juice Pack for iPhone 16 Pro - Black

    SKU: J39T3V3Z2G

    Product Description

    A slim black case offering up to 50% extra battery life and 6-foot drop protection for iPhone 16 Pro.
    See all Cell Phone Cases
    Your price for this item is $89.99
    Save $10
    The previous price was $99.99
  2. mophie - Juice Pack Apple iPhone 17 Pro Max - Black

    SKU: J39T3VLPH3

    Product Description

    A slim black charging case offering up to 50% extra battery life and protection for your device.
    See all Cell Phone Cases
    Your price for this item is $79.99
    Save $20
    The previous price was $99.99
  3. mophie - Juice Pack Air External Battery Case with Wireless Charging for Apple® iPhone® X - Black

    SKU: J3R7L7TFS3

    Product Description

    A black external battery case delivers wireless charging and reliable protection for your iPhone X.
    See all iPhone Cases
    Your price for this item is $49.99
  4. mophie - Juice Pack for iPhone 16 Pro Max - Black

    SKU: J39T3V3Z2V

    Product Description

    A slim black case with built-in battery, offering extra power and 6-foot drop protection for iPhone.
    See all Cell Phone Cases
    Your price for this item is $99.99
  5. mophie - Juice Pack iPhone 15 Pro Max - Black

    SKU: J39T3VX4JJ

    Mophie always has remarkable products, In this case the Juice pack is working to extend the battery of my "getting older" Iphone 15 Pro Max. ...This is by far the best iPhone case I have ever purchased!!...

    Product Description

    A black protective case with a built-in 3,000 mAh battery and up to 6-foot drop protection.
    See all iPhone Cases
    Your price for this item is $50.99
    Save $49
    The previous price was $99.99
  6. mophie - Juice Pack Apple iPhone 17 Pro - Black

    SKU: J39T3VLPQF

    Product Description

    A slim black charging case offering up to 50% extra battery life and protection for your iPhone.
    See all Cell Phone Cases
    Your price for this item is $79.99
    Save $20
    The previous price was $99.99
  7. mophie - Juice Pack iPhone 15 - Black

    SKU: J39T3VX47C

    Product Description

    A black protective case with a built-in 2,400mAh battery for extended iPhone 15 power and durability.
    See all Cell Phone Cases
    Your price for this item is $102.84
  8. mophie - Juice Pack for iPhone 16 - Black

    SKU: J39T3V3Z27

    Product Description

    A slim black case with built-in battery, offering up to 50% extra power and 6-foot drop protection.
    See all Cell Phone Cases
    Your price for this item is $99.99
  9. mophie - 401002828 Juice Pack Access - Ultra-Slim Wireless Battery Case - Made For Apple iPhone Xs/iPhone X (2,000mAh) - S - Stone

    SKU: J3R7L7WS3W

    Product Description

    An ultra-slim stone gray polycarbonate battery case offering wireless charging and Lightning port access for iPhone X/Xs.
    See all iPhone Cases
    Your price for this item is $49.99

FAQ

Extended battery cases are designed for a variety of smartphones, including popular models from Apple, Samsung, and other leading brands. Be sure to check the product description for a list of compatible devices to find the right fit for your phone.

Most extended battery cases can be charged using a standard USB cable or the same charger as your phone. Some models also support wireless charging for added convenience. Refer to the product manual for specific charging instructions.

Yes, many extended battery cases allow pass-through data syncing, letting you connect your device to a computer or other devices without removing the case. Please check the product details to confirm this feature.

Extended battery cases are engineered with precise cutouts to ensure full access to your phone’s camera, buttons, and ports. You can continue to use all your phone’s features without obstruction.

Yes, some extended battery cases offer extra features such as LED battery indicators, built-in kickstands, or rugged protection. Explore our selection to find a case with the features that best suit your lifestyle.