Extended Battery Cases

Best Buy customers often prefer the following products when searching for Extended Battery Cases.

Browse the top-ranked list of Extended Battery Cases below along with associated reviews and opinions.

  1. 1.
    iBattz - Mojo Refuel Invictus External Battery Case for Apple® iPhone® 6 - Gold-Front_Standard

    • Model: IB-RV6-GLD-V1
    • SKU: 4531329
    Make sure your Apple iPhone 6 remains powered and ready for use with this iBattz Mojo Refuel Invictus IB-RV6-GLD-V1 case, which features a 3200 mAh battery module for a lasting charge. The shock-resistant design promotes reliable defense.
  2. 2.
    mophie - Juice Pack External Battery Case with Wireless Charging for Apple® iPhone® 7 Plus and 8 Plus - Rose Gold-Front_Standard

    • Model: 48388BBR
    • SKU: 5707558
    Give your iPhone 7+ or 8+ additional charge and a layer of protection when you add this mophie juice pack air. The lightweight design protects without adding weight, and the hard-plastic construction offers reliable defense. Get up to 28 additional hours of power from this mophie juice pack air.
  3. 3.
    mophie - Juice Pack External Battery Case with Wireless Charging for Apple® iPhone® 7 Plus and 8 Plus - Red-Front_Standard

    • Model: 48389BBR
    • SKU: 5707560
    Provide extra power to your iPhone 7+ or 8+ with a flip of the switch on this mophie juicepack air case. Made to give your smartphone added protection along with additional charge, this bright red case makes a statement while it keeps your phone well-covered against damage. Flip the switch of this mophie juicepack air case for 20 hours of web time.
  4. 4.
    mophie - Juice Pack External Battery Case with Wireless Charging for Apple® iPhone® 7 and 8 - Blue-Front_Standard

    • Model: 48385BBR
    • SKU: 5707557
    Get power and protection in one slim case when you snap this mophie juice pack air on your iPhone 7 or 8. The bright blue hue makes your phone easy to spot, and the rubberized edge guards help keep your phone safe in a drop. This mophie juice pack air offers 28 additional hours of charge for calls.
  5. 5.
    mophie - Juice Pack External Battery Case with Wireless Charging for Apple® iPhone® 7 and 8 - Rose Gold-Front_Standard

    • Model: 48383BBR
    • SKU: 5707563
    Encase your iPhone 7 or 8 in this rose gold mophie juice pack air, and give it additional charge and extra protection in a lightweight design. The easy-to-install case fits your phone like a second skin and provides up to 28 hours of additional talk time. This mophie juice pack air features an integrated lightning connector for efficient power.
  6. 6.
    Apple - iPhone® 7  Smart Battery Case - Black-Front_Standard

    • Model: MN002LL/A
    • SKU: 5622309
    The Smart Battery Case for iPhone 7 gives you extra battery life with the look and protection of an Apple-designed case. Combined with the Smart Battery Case, iPhone 7 provides up to 22 hours of battery life for browsing the web, up to 24 hours of watching HD video, and 26 hours of talk time.¹ The Smart Battery Case also works intelligently with your iPhone to charge simultaneously when you’re plugged in, so both case and iPhone will have more than enough battery life to get you through the day, and then some. The soft elastomer hinge and one-piece design make it easy to put the case on and take it off. You can even connect it to any Lightning accessory, such as the Lightning Dock. And iOS 10 allows you to see the battery status of your iPhone 7, your Smart Battery Case, and even your Apple Watch, all in one place. Available in black and white.
  7. 7.
    Apple - iPhone® 7  Smart Battery Case - White-Front_Standard

    • Model: MN012LL/A
    • SKU: 5622312
    The Smart Battery Case for iPhone 7 gives you extra battery life with the look and protection of an Apple-designed case. Combined with the Smart Battery Case, iPhone 7 provides up to 22 hours of battery life for browsing the web, up to 24 hours of watching HD video, and 26 hours of talk time.¹ The Smart Battery Case also works intelligently with your iPhone to charge simultaneously when you’re plugged in, so both case and iPhone will have more than enough battery life to get you through the day, and then some. The soft elastomer hinge and one-piece design make it easy to put the case on and take it off. You can even connect it to any Lightning accessory, such as the Lightning Dock. And iOS 10 allows you to see the battery status of your iPhone 7, your Smart Battery Case, and even your Apple Watch, all in one place. Available in black and white.
  8. 8.
    mophie - Juice Pack External Battery Case for Samsung Galaxy S7 edge - Black-Angle_Standard

    • Model: 46873BBR
    • SKU: 4987201
    Battery and case in one. Included USB cable charges the device. On/Off switch. Built-in overcharge, short-circuit and temperature protection. Provides extra battery life when on the go. Doubles the amount of time needed to rock, talk, surf, and text. Integrated LED status indicates how much juice is left.
  9. 9.
    mophie - Juice Pack External Battery Case for Samsung Galaxy S6 Cell Phones - Black-Angle_Standard

    • Model: 45120BBR
    • SKU: 5792003
    Enjoy up to 21 hours of additional battery life on your Samsung Galaxy S6 cell phone when you use this mophie Juice Pack 45120BBR battery case. The Impact-Isolation system offers rubberized pads and internal bumpers to prevent damage from falls.
  10. 10.
    LifeProof - FRē Power External Battery Case for Apple® iPhone® 6 and 6s - Blacktop-Front_Standard

    • Model: 77-54458
    • SKU: 5707420
    Keep your iPhone 6/6s powered and protected with this FRE Power case. Its built-in 2600-mAh battery provides double the power, and innovative rapid recharge and auto-stop charge technology saves time and power. This durable FRE Power case provides full drop and scratch protection, and it's resistant to moisture, snow and dirt.
  11. 11.
    mophie - juice pack External Battery Case for Samsung Galaxy S5 - Red-Front_Standard

    • Model: 2333_JP-SSG5-RED
    • SKU: 7498124
    Extend the battery life of your Samsung Galaxy S5 with this mophie battery case. It protects against impact damage, and it contains a 3000 mAh battery extender for convenience. This mophie case has an LED indicator that tells you when it's time to recharge, and it provides easy access to all ports and buttons.
  12. 12.
    mophie - Juice Pack External Battery Case for Samsung Galaxy S8+ - Black-Front_Standard

    • Model: 48976BBR
    • SKU: 5793123
    Keep your Samsung Galaxy S8+ charged and protected with this mophie juice pack battery case. Its rubberized interior guards against drop impacts, and its 3300 mAh battery adds 60 percent more power to your phone. This mophie juice pack battery case's forward-facing speaker ports maintain the stereo output quality of your device.
  13. 13.
    Motorola - Moto Power Pack External Battery Case for Most Motorola Moto Z Family Cell Phones-Front_Standard

    • Model: 89912N
    • SKU: 5901171
    Extend the battery life of your Moto Z smartphone with this Motorola Moto Mod power pack. Its 2220 mAh capacity provides up to 22 hours of power, and its sleek snap-on design installs easily without adding bulk. This Motorola Moto Mod power pack has an efficiency mode for power-saving automatic charging only when needed.
  14. 14.
    mophie - Juice Pack External Battery Case for Samsung Galaxy S8 - Black-Front_Standard

    • Model: 48975BBR
    • SKU: 5793120
    Give your Samsung Galaxy S8 protection and backup power with this mophie juice pack battery case. Its 2950 mAh battery extends your phone's power by up to 60 percent, and its rubberized support pads provide reliable impact protection. Recharge this mophie juice pack battery case on a wireless charging base or with your phone charger.
  15. 15.
    mophie - Juice Pack External Battery Case for Samsung Galaxy Note8 - Black-Front_Standard

    • Model: 50236BBR
    • SKU: 6156901
    Use your Samsung Galaxy Note8 longer with this mophie juice pack case. Its 2950 mAh capacity extends the battery life of your phone by up to 60 percent, and its wireless charging capability is compatible with Qi, PMA and mophie charge force systems. This versatile mophie juice pack case also works with your phone's USB-C charger.

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