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

Power cases provide extra power to your phone when you're in a pinch and are a must-have accessory. Browse the top-ranked list of power cases below along with associated reviews and opinions.

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  1. CyberPower - M175XUC 175 W Power Inverter - Front_Zoom
    Top comment

    "Great power...Great for power on the road!!!! Use it all the time!!! Can travel and work from my car on my laptop from anywhere and not worry about laptop dying or losing power!!!!...I plug in my laptop, when I need to charge, and it powers it up really well! Would highly recommend!"

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    Product Description

    The CyberPower M175XUC 175 Watt Power Inverter converts power from your vehicle's 12V DC power outlet into household AC power. The M175XUC can simultaneously power two devices through its two standard AC outlets, and charge up to two devices with its one, 2.4 amp USB-A port, and one 15 watt USB-C port. The M175XUC features a 2.5 ft power cord, a 15 amp, fuse for overcurrent protection, and automatic power shutdown that will prevent your automotive battery from excessive power drain. The CyberPower M175XUC's AC output is rated at 150 watts continuous power, and up to 175 watts of peak power for operation of small electronics that draw a low amount of power.
    See all Power Inverters
    Top comment

    "Great power...Great for power on the road!!!! Use it all the time!!! Can travel and work from my car on my laptop from anywhere and not worry about laptop dying or losing power!!!!...I plug in my laptop, when I need to charge, and it powers it up really well! Would highly recommend!"

    See all customer reviews

    Product Description

    The CyberPower M175XUC 175 Watt Power Inverter converts power from your vehicle's 12V DC power outlet into household AC power. The M175XUC can simultaneously power two devices through its two standard AC outlets, and charge up to two devices with its one, 2.4 amp USB-A port, and one 15 watt USB-C port. The M175XUC features a 2.5 ft power cord, a 15 amp, fuse for overcurrent protection, and automatic power shutdown that will prevent your automotive battery from excessive power drain. The CyberPower M175XUC's AC output is rated at 150 watts continuous power, and up to 175 watts of peak power for operation of small electronics that draw a low amount of power.
    See all Power Inverters
    See all Power Inverters
  2. Maytag - 4.8 Cu. Ft. High Efficiency Top Load Washer with Extra Power Button - Volcano Black - Front_Zoom

    Product Description

    This 4.8 cu. ft. capacity top load washer from Maytag delivers the stain-fighting power that’s built to handle tough loads. Use Extra Power for boosted stain fighting on any wash cycle while the Power impeller helps dissolve soils with a vigorous wash motion.
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    Product Description

    This 4.8 cu. ft. capacity top load washer from Maytag delivers the stain-fighting power that’s built to handle tough loads. Use Extra Power for boosted stain fighting on any wash cycle while the Power impeller helps dissolve soils with a vigorous wash motion.
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    See all Top-Loading Washers
  3. mophie - 42W Dual USB-C + USB-A Car Charger - Black - Front_Zoom
    Top comment

    "simple power adapter for car...Right now the adapter seems to be working and very happy abou t that. The power indicator light on the adapter is also very helpful in letting e know when its plugged in all the way and getting power from the car."

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    Product Description

    Plug in for power on-the-go. Charge two devices while you drive using this mophie 42W Dual USB-C + USB-A Car Charger. Get up to 42W of fast charging power by plugging one device into the USB-C PD port. Or, plug a second device into the USB-A port and get up to 12W of power. You can also plug in two devices simultaneously and get up to 30W of USB-C PD power and 12W from the USB-A port. This compact power accessory is a must-have for every commuter.
    See all Power Adapters
    Top comment

    "simple power adapter for car...Right now the adapter seems to be working and very happy abou t that. The power indicator light on the adapter is also very helpful in letting e know when its plugged in all the way and getting power from the car."

    See all customer reviews

    Product Description

    Plug in for power on-the-go. Charge two devices while you drive using this mophie 42W Dual USB-C + USB-A Car Charger. Get up to 42W of fast charging power by plugging one device into the USB-C PD port. Or, plug a second device into the USB-A port and get up to 12W of power. You can also plug in two devices simultaneously and get up to 30W of USB-C PD power and 12W from the USB-A port. This compact power accessory is a must-have for every commuter.
    See all Power Adapters
    See all Power Adapters
  4. Apple - 30W USB-C Power Adapter - White - Front_Zoom

    Model: MW2G3AM/A
    SKU: 6535356
    Top comment

    "However, the iPhone 15 needs a lot of power, and it was taking forever to charge. So, I bought this charger, and I have no regrets—it works like a charm and charges the phone much faster!"

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    Product Description

    The 30W USB‑C Power Adapter offers fast, efficient charging at home, in the office, or on the go. While the power adapter is compatible with any USB‑C device, Apple recommends using it with MacBook Air and Apple Vision Pro. You can also use it with select iPhone and iPad Pro models to take advantage of the fast-charging feature.
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    Top comment

    "However, the iPhone 15 needs a lot of power, and it was taking forever to charge. So, I bought this charger, and I have no regrets—it works like a charm and charges the phone much faster!"

    See all customer reviews

    Product Description

    The 30W USB‑C Power Adapter offers fast, efficient charging at home, in the office, or on the go. While the power adapter is compatible with any USB‑C device, Apple recommends using it with MacBook Air and Apple Vision Pro. You can also use it with select iPhone and iPad Pro models to take advantage of the fast-charging feature.
    See all Power Adapters
    See all Power Adapters
  5. Energizer - Ultimate Lithium 20,000 mAh 20W USB-C PD & 15W Qi Wireless 4-Port Portable Battery Charger Power Bank with LCD Display - Black - Front_Zoom
    Top comment

    "Battery charger power Bank...works great and with hours of charging. I used it when my power went out. It was a life saver...The power station was a great deal. I could not find a betrer power sration fir the price."

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    Product Description

    Charge your mobile devices with this Energizer power bank. This portable charger is a wireless Qi certified power bank that provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The Qi wireless fast charge supports up to 15W charging. Note that 10W for Apple, and 15W output for Samsung, Google Pixel, and other compatible devices should be expected. The 20,000mAh battery provides up to 72 hours of power. There are three outputs providomg 18W via a USB-A, 15W via the Wireless Qi charging mechanism, and 20W of power via the USB-C Power Delivery port. You can utilize all three ports at the same time for charging up to three devices at once. The 20W Power Delivery 3.0 USB-C allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 20W of power. The 18W USB-A output supports fast charging for Samsung and other compatible Android devices allowing you to charge your compatible Android phone from 0-50% in only 30 minutes with 18W of power. The LCD screen displays current battery life and will show battery life as the unit charges as well. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge of your power bank and devices. A USB-C Cable is included for recharging the power bank or charging other devices.
    See all Portable Chargers & Power Banks
    Top comment

    "Battery charger power Bank...works great and with hours of charging. I used it when my power went out. It was a life saver...The power station was a great deal. I could not find a betrer power sration fir the price."

    See all customer reviews

    Product Description

    Charge your mobile devices with this Energizer power bank. This portable charger is a wireless Qi certified power bank that provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The Qi wireless fast charge supports up to 15W charging. Note that 10W for Apple, and 15W output for Samsung, Google Pixel, and other compatible devices should be expected. The 20,000mAh battery provides up to 72 hours of power. There are three outputs providomg 18W via a USB-A, 15W via the Wireless Qi charging mechanism, and 20W of power via the USB-C Power Delivery port. You can utilize all three ports at the same time for charging up to three devices at once. The 20W Power Delivery 3.0 USB-C allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 20W of power. The 18W USB-A output supports fast charging for Samsung and other compatible Android devices allowing you to charge your compatible Android phone from 0-50% in only 30 minutes with 18W of power. The LCD screen displays current battery life and will show battery life as the unit charges as well. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge of your power bank and devices. A USB-C Cable is included for recharging the power bank or charging other devices.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  6. Energizer - Ultimate Lithium 10,000 mAh 20W USB-C PD & 15W Qi Wireless 4-Port Portable Battery Charger Power Bank with LCD Display - Black - Front_Zoom
    Top comment

    "Good power on the road...Convenient source of portable power when away from home...Wireless Charging Through My Phone Cases!...Great power bank. It has a lot of charging power for its weight and size. "

    See all customer reviews

    Product Description

    Charge your mobile devices with this Energizer power bank. This portable charger is a wireless Qi certified power bank that provides 10,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The Qi wireless fast charge supports up to 15W charging. Note that 10W for Apple, and 15W output for Samsung, Google Pixel, and other compatible devices should be expected. The 20,000mAh battery provides up to 36 hours of power. There are three outputs providomg 18W via a USB-A, 15W via the Wireless Qi charging mechanism, and 20W of power via the USB-C Power Delivery port. You can utilize all three ports at the same time for charging up to three devices at once. The 20W Power Delivery 3.0 USB-C allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 20W of power. The 18W USB-A output supports fast charging for Samsung and other compatible Android devices allowing you to charge your compatible Android phone from 0-50% in only 30 minutes with 18W of power. The LCD screen displays current battery life and will show battery life as the unit charges as well. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge of your power bank and devices. A USB-C Cable is included for recharging the power bank or charging other devices.
    See all Portable Chargers & Power Banks
    Top comment

    "Good power on the road...Convenient source of portable power when away from home...Wireless Charging Through My Phone Cases!...Great power bank. It has a lot of charging power for its weight and size. "

    See all customer reviews

    Product Description

    Charge your mobile devices with this Energizer power bank. This portable charger is a wireless Qi certified power bank that provides 10,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The Qi wireless fast charge supports up to 15W charging. Note that 10W for Apple, and 15W output for Samsung, Google Pixel, and other compatible devices should be expected. The 20,000mAh battery provides up to 36 hours of power. There are three outputs providomg 18W via a USB-A, 15W via the Wireless Qi charging mechanism, and 20W of power via the USB-C Power Delivery port. You can utilize all three ports at the same time for charging up to three devices at once. The 20W Power Delivery 3.0 USB-C allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 20W of power. The 18W USB-A output supports fast charging for Samsung and other compatible Android devices allowing you to charge your compatible Android phone from 0-50% in only 30 minutes with 18W of power. The LCD screen displays current battery life and will show battery life as the unit charges as well. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge of your power bank and devices. A USB-C Cable is included for recharging the power bank or charging other devices.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  7. ReTrak - 70W Retractable USB-C Notebook Charger - White - Front_Zoom
    Top comment

    "Laptop power unit...It had enough power to run my Lenovo ThinkBook/laptop, the retractable cable made it convenient."

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    Product Description

    Introducing the ultimate power solution for your laptop. Are you tired of carrying bulky chargers for your laptop? The ReTrak 70W USB-C Notebook Charger utilizes cutting-edge GaN tehcnology, making it compact and lightweight for on-the-go conveince. Experience seamless and efficeint power delivery, ensuring your device stays charged when you need it most. Equipped with both USB-A and USB-C ports, you can charge multiple devices simultaneously. Power your devices with confidence with the ReTrak 70W USB-C Notebook Charger.
    See all Laptop Chargers & Adapters
    Top comment

    "Laptop power unit...It had enough power to run my Lenovo ThinkBook/laptop, the retractable cable made it convenient."

    See all customer reviews

    Product Description

    Introducing the ultimate power solution for your laptop. Are you tired of carrying bulky chargers for your laptop? The ReTrak 70W USB-C Notebook Charger utilizes cutting-edge GaN tehcnology, making it compact and lightweight for on-the-go conveince. Experience seamless and efficeint power delivery, ensuring your device stays charged when you need it most. Equipped with both USB-A and USB-C ports, you can charge multiple devices simultaneously. Power your devices with confidence with the ReTrak 70W USB-C Notebook Charger.
    See all Laptop Chargers & Adapters
    See all Laptop Chargers & Adapters
  8. Energizer - Ultimate Lithium 30,000 mAh 30W PD USB-C Universal Portable Battery Charger/Power Bank with 6 Ports and LCD Display - Black - Front_Zoom
    Top comment

    "Excellent power bank. Last long before needing to charge again....Perfect power bank...I bought this to power a raspberry pi cyberdeck and its perfect. This will power the deck for 10+ hours along woth the screen. "

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    Product Description

    Charge your mobile devices including Smartphones, Compuiters, Tablets, earbuds and most USB devices with this Energizer power bank. The six outputs, including 4 Smart USB-A and 2 USB-C, can charge six devices at the same time. The 30W USB-C Power Delivery technology allows you to fast charge the new iPhones from 0 to 50% in only 30 minutes, and other USB-C devices. The two 30W USB-C Power Delivery outputs also support laptop charging. Four USB-A ports charge devices at 18W to charge Android devices from 0-50% in 30 minutes. The dual inputs allow you to recharge through USB-C or micro-USB based on your convenience. The LCD screen indicator shows the battery charging status at a quick glance. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices.
    See all Portable Chargers & Power Banks
    Top comment

    "Excellent power bank. Last long before needing to charge again....Perfect power bank...I bought this to power a raspberry pi cyberdeck and its perfect. This will power the deck for 10+ hours along woth the screen. "

    See all customer reviews

    Product Description

    Charge your mobile devices including Smartphones, Compuiters, Tablets, earbuds and most USB devices with this Energizer power bank. The six outputs, including 4 Smart USB-A and 2 USB-C, can charge six devices at the same time. The 30W USB-C Power Delivery technology allows you to fast charge the new iPhones from 0 to 50% in only 30 minutes, and other USB-C devices. The two 30W USB-C Power Delivery outputs also support laptop charging. Four USB-A ports charge devices at 18W to charge Android devices from 0-50% in 30 minutes. The dual inputs allow you to recharge through USB-C or micro-USB based on your convenience. The LCD screen indicator shows the battery charging status at a quick glance. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  9. CORSAIR - HXi Series 1000W 80 Plus Platinum Fully-Modular Ultra-Low Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Excellent psu. If powers my pc when I connect it to the wall and my computer....Power Supply...Powers everthing with ease. Very quite even when pushing it. "

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a tenyear warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Top comment

    "Excellent psu. If powers my pc when I connect it to the wall and my computer....Power Supply...Powers everthing with ease. Very quite even when pushing it. "

    See all customer reviews

    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a tenyear warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
    See all Power Supplies
    See all Power Supplies
  10. Motorola - moto g power 2024 5G 128GB (Unlocked) - Pale Lilac - Front_Zoom

    Product Description

    Give your favorite entertainment the upgrade it deserves with the new moto g power 5G. With a 6.7" FHD+ 120Hz display, you’ll enjoy incredibly smooth, seamless views of games and websites.* Watch movies and shows in native Full HD+ without compromising quality. And feel immersive sound all around with Dolby Atmos and stereo speakers.** Wanna create your own content? Capture sharper photos with an unshakable camera system featuring OIS. There’s a massive battery with blazing-fast 30W TurboPower charging to energize your adventures.*** And 128GB of built-in storage, so you have plenty of room to hold what moves you.**** With a premium design featuring vegan leather, moto g power 5G takes fun to another level.
    See all All Unlocked Cell Phones

    Product Description

    Give your favorite entertainment the upgrade it deserves with the new moto g power 5G. With a 6.7" FHD+ 120Hz display, you’ll enjoy incredibly smooth, seamless views of games and websites.* Watch movies and shows in native Full HD+ without compromising quality. And feel immersive sound all around with Dolby Atmos and stereo speakers.** Wanna create your own content? Capture sharper photos with an unshakable camera system featuring OIS. There’s a massive battery with blazing-fast 30W TurboPower charging to energize your adventures.*** And 128GB of built-in storage, so you have plenty of room to hold what moves you.**** With a premium design featuring vegan leather, moto g power 5G takes fun to another level.
    See all All Unlocked Cell Phones
    See all All Unlocked Cell Phones
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