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

An emergency power battery is a portable, rechargeable battery that can be used to power your devices when there is no other alternative source of electricity. Browse the top-ranked list of emergency power batteries below along with associated reviews and opinions.

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  1. Goal Zero - Venture 75 19,200 mAh Portable Charger for Most USB Devices - Black - Front_Zoom

    Product Description

    Fast-charging technology meets rugged durability. The new Venture 75 blends the best of both worlds. Our upgraded 19200 mAh power bank features an IP67 dustproof/waterproof rating and a USB-C port designed to speed up charging and streamline cable carry. Power up tablets, laptops, and other USB-C devices using the 60W USB-C Power Delivery port, then use the same port to quickly recharge the power bank in 1.5 hours. Ideal for outdoor recreation, travel, and emergency use.
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    Product Description

    Fast-charging technology meets rugged durability. The new Venture 75 blends the best of both worlds. Our upgraded 19200 mAh power bank features an IP67 dustproof/waterproof rating and a USB-C port designed to speed up charging and streamline cable carry. Power up tablets, laptops, and other USB-C devices using the 60W USB-C Power Delivery port, then use the same port to quickly recharge the power bank in 1.5 hours. Ideal for outdoor recreation, travel, and emergency use.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  2. Energizer - MAX 5,000 mAh Ultra-Slim, 3-Port USB-C High Speed Universal Portable Charger Power bank, Charges Three Devices at Once - Black - Front_Zoom
    Top comment

    "The right size for an emergency power bank...From my experience you'll probably get about two full cell phone charges from this battery and that's enough for emergency or travel use for me. ...Good Emergency Saver...Works well for emergency needs. Did the job needed."

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    Product Description

    Charge your mobile devices with this Energizer power bank. The Energizer UE5010 is the perfect ultra-slim power bank for smartphones, tablets, and more. The UE5010 provides 5,000 mAh capacity to charge smartphones, tablets, smartwatches, headphones, earbuds, and more. The 5,000mAh battery provides up to 18 hours of power, while three outputs - two USB 2.1 Type-A ports and one USB-C port - consistently and efficiently deliver power to up to three devices at 10.5W. Four white LED indicator lights signify the charging status and current battery life. The textured diagonal pattern design prevents slippage, scratches, and fingerprints on the surface. The lightweight and ultra-slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees protection against short circuit, overcurrent, overcharge, and overdischarge for 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

    "The right size for an emergency power bank...From my experience you'll probably get about two full cell phone charges from this battery and that's enough for emergency or travel use for me. ...Good Emergency Saver...Works well for emergency needs. Did the job needed."

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    Product Description

    Charge your mobile devices with this Energizer power bank. The Energizer UE5010 is the perfect ultra-slim power bank for smartphones, tablets, and more. The UE5010 provides 5,000 mAh capacity to charge smartphones, tablets, smartwatches, headphones, earbuds, and more. The 5,000mAh battery provides up to 18 hours of power, while three outputs - two USB 2.1 Type-A ports and one USB-C port - consistently and efficiently deliver power to up to three devices at 10.5W. Four white LED indicator lights signify the charging status and current battery life. The textured diagonal pattern design prevents slippage, scratches, and fingerprints on the surface. The lightweight and ultra-slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees protection against short circuit, overcurrent, overcharge, and overdischarge for 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
  3. myCharge - AMP PRONG MAX 20,000mAh Everything Built-In Portable Charge for Most USB Enables Devices - Black - Front_Zoom
    Top comment

    "This is great for us to keep on hand in case if any emergency where we need power for our phones....Emergency backup when needed....Used it during last power outage and kept our phones and tablets charged. "

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    Product Description

    Keep your mobile devices powered on the go with the myCharge AMP PRONG 20K portable power pack. The 20000mAh capacity powers up to two devices simultaneously. The myCharge AMP PRONG 20K portable power pack has USB-C port and a built-in USB-C cable that deliver up to 12W of output for rapid charging. The device has built-in wall prongs for rapid recharging of the powerbank
    See all Power Adapters
    Top comment

    "This is great for us to keep on hand in case if any emergency where we need power for our phones....Emergency backup when needed....Used it during last power outage and kept our phones and tablets charged. "

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    Product Description

    Keep your mobile devices powered on the go with the myCharge AMP PRONG 20K portable power pack. The 20000mAh capacity powers up to two devices simultaneously. The myCharge AMP PRONG 20K portable power pack has USB-C port and a built-in USB-C cable that deliver up to 12W of output for rapid charging. The device has built-in wall prongs for rapid recharging of the powerbank
    See all Power Adapters
    See all Power Adapters
  4. myCharge - AMP PRONG PLUS 10,000mAh Everything Built-In Portable Charge for Most USB-C Enables Devices - Blue - Front_Zoom
    Top comment

    "Charging on the Go Just Got a Power Boost...Slip it into your pocket, backpack, or purse, and you're ready for any charging emergency. It's so compact that I've started calling it my "Pocket Power Pal." ...I took this item with me recently on a trip out of the country because I wanted extra battery charging power. This is an excellent device to take on a trip. "

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    Product Description

    Keep your mobile devices powered on the go with the myCharge AMP PRONG 10K portable power pack. The 10000mAh capacity powers up to two devices simultaneously. The myCharge AMP PRONG 10K portable power pack has USB-C port and a built-in USB-C cable that deliver up to 12W of output for rapid charging. The device has built-in wall prongs for rapid recharging of the powerbank
    See all Power Adapters
    Top comment

    "Charging on the Go Just Got a Power Boost...Slip it into your pocket, backpack, or purse, and you're ready for any charging emergency. It's so compact that I've started calling it my "Pocket Power Pal." ...I took this item with me recently on a trip out of the country because I wanted extra battery charging power. This is an excellent device to take on a trip. "

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    Product Description

    Keep your mobile devices powered on the go with the myCharge AMP PRONG 10K portable power pack. The 10000mAh capacity powers up to two devices simultaneously. The myCharge AMP PRONG 10K portable power pack has USB-C port and a built-in USB-C cable that deliver up to 12W of output for rapid charging. The device has built-in wall prongs for rapid recharging of the powerbank
    See all Power Adapters
    See all Power Adapters
  5. myCharge - POWERHUB ULTRA 10,000mAh Everything Built-In Portable Charge for Most USB Enables Devices - Black - Front_Zoom
    Top comment

    "Purchased for use in my earthquake emergency kit. This product is well designed. No additional adapters or cables are required....It is a dependable device that is important to prepare for any emergency."

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    Product Description

    The new myCharge POWERHUB ULTRA 10,000mAh everything built-in portable charger is one of a kind and packed with power. With an integrated iPhone (Apple® Lightning™) cable, an integrated USB-C cable, and built-in USB-A & USB-C ports, you can keep all your devices charged anywhere. Carrying charging cables is a thing of the past, not only are the cables built in for effortless charging but self-contained wall prongs make for effortless recharging – just plug it directly into the wall.
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    Top comment

    "Purchased for use in my earthquake emergency kit. This product is well designed. No additional adapters or cables are required....It is a dependable device that is important to prepare for any emergency."

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    Product Description

    The new myCharge POWERHUB ULTRA 10,000mAh everything built-in portable charger is one of a kind and packed with power. With an integrated iPhone (Apple® Lightning™) cable, an integrated USB-C cable, and built-in USB-A & USB-C ports, you can keep all your devices charged anywhere. Carrying charging cables is a thing of the past, not only are the cables built in for effortless charging but self-contained wall prongs make for effortless recharging – just plug it directly into the wall.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  6. mophie - Powerstation PD (Fast Charge) 10,000 mAh Portable Charger for Most USB-Enabled Devices - Black - Front_Zoom
    Top comment

    "Super Pleased with this Power Station...This power pack was the perfect tool for my trip to Africa where power was not always available on our safari!...good battery...plenty of juice to charge my phone in an emergency."

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    Product Description

    Charge three devices at once with the mophie powerstation 10K. It has a fast-charging USB-C PD port that puts out up to 20W as well as two USB-A ports. The compact powerstation has an internal 10,000mAh battery with the capacity to meet the demands of your day.
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    Top comment

    "Super Pleased with this Power Station...This power pack was the perfect tool for my trip to Africa where power was not always available on our safari!...good battery...plenty of juice to charge my phone in an emergency."

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    Product Description

    Charge three devices at once with the mophie powerstation 10K. It has a fast-charging USB-C PD port that puts out up to 20W as well as two USB-A ports. The compact powerstation has an internal 10,000mAh battery with the capacity to meet the demands of your day.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  7. mophie - Powerstation XL PD (Fast Charge) 20,000 mAh Portable Charger for Most USB-Enabled Devices - Black - Front_Zoom
    Top comment

    "Solid, powerful, great to have in an emergency if you need to power several phones or tablets. ...Excellent, simple product. Powers all my small devices."

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    Product Description

    The mophie powerstation XL provides fast, portable power for your digital devices. Its USB-C PD port puts out up to 20W of fast-charging power. It also has two USB-A ports, so you can charge three devices at once. The compact powerstation XL has an internal 20,000mAh battery with the capacity to meet the demands of your day.
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    Top comment

    "Solid, powerful, great to have in an emergency if you need to power several phones or tablets. ...Excellent, simple product. Powers all my small devices."

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    Product Description

    The mophie powerstation XL provides fast, portable power for your digital devices. Its USB-C PD port puts out up to 20W of fast-charging power. It also has two USB-A ports, so you can charge three devices at once. The compact powerstation XL has an internal 20,000mAh battery with the capacity to meet the demands of your day.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  8. Wagan Tech - iOnBoost V10 TORQUE 12,000 mAh Portable Charger and Jump Starter - Black - Front_Zoom
    Top comment

    "Great little power jumper...Great little power jumper. Long battery life. Great multi function. ...Packed With Power...This little gadget packs a lot of power. I was able to jump start my car, with the assistance of another person. "

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    Product Description

    Jump-start your vehicle with this Wagan iOnBoost V10 TORQUE power bank. The rapid-charging USB port lets you quickly power up your laptop or smartphone, while the LED flashlight provides lighting in the dark. This Wagan iOnBoost V10 TORQUE power bank has built-in protection against reverse polarity, overcharge and short-circuiting for safe use.
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    Top comment

    "Great little power jumper...Great little power jumper. Long battery life. Great multi function. ...Packed With Power...This little gadget packs a lot of power. I was able to jump start my car, with the assistance of another person. "

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    Product Description

    Jump-start your vehicle with this Wagan iOnBoost V10 TORQUE power bank. The rapid-charging USB port lets you quickly power up your laptop or smartphone, while the LED flashlight provides lighting in the dark. This Wagan iOnBoost V10 TORQUE power bank has built-in protection against reverse polarity, overcharge and short-circuiting for safe use.
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    See all Power Inverters
  9. ToughTested - LED10 10,000 mAh Portable Charger for Most USB-Enabled Devices - Black - Front_Zoom
    Top comment

    "The LED light panel can change from solid white to a stove effect or even flashing red and blue emergency lights....Power Banks"

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    Product Description

    Power your mobile devices and light up your tent while camping with this ToughTested solar powerbank. The 10,000 mAh capacity charges most mobile devices up to six times, while the IP44 waterproof rating ensures durability. This ToughTested solar powerbank has a USB-C PD port for rapid charging, and the 18-LED flashlight features steady, SOS and strobe modes for flexible use.
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    Top comment

    "The LED light panel can change from solid white to a stove effect or even flashing red and blue emergency lights....Power Banks"

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    Product Description

    Power your mobile devices and light up your tent while camping with this ToughTested solar powerbank. The 10,000 mAh capacity charges most mobile devices up to six times, while the IP44 waterproof rating ensures durability. This ToughTested solar powerbank has a USB-C PD port for rapid charging, and the 18-LED flashlight features steady, SOS and strobe modes for flexible use.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  10. Renogy - Phoenix 200 Power Station 189Wh 17500mAh Portable Charger for Most Universal Devices - Black - Front_Zoom
    Top comment

    "Power outage resolution...We were without power for almost 2 days last month. This unit provided power for a recliner that lifts erson to upright. ...Charges my phone and power bank quickly. Silent operation with simple power level display built in. "

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    Product Description

    Integrating a 189Wh high energy density battery pack in a compact form, the Renogy Phoenix 200 is ready to power your off-grid adventures. Equipped with multiple output ports, this mobile power station can charge a variety of devices and small appliances simultaneously. This unit conveniently supports multiple charging options and can be charged via an AC outlet, a car socket, or with a solar panel. The Phoenix 200's handle features built-in powerful LED lights on either side with four different modes to tackle a variety of situations. Make your next outdoor activity a breeze with clean, convenient energy from a Renogy Phoenix 200 Power Station.
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    Top comment

    "Power outage resolution...We were without power for almost 2 days last month. This unit provided power for a recliner that lifts erson to upright. ...Charges my phone and power bank quickly. Silent operation with simple power level display built in. "

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    Product Description

    Integrating a 189Wh high energy density battery pack in a compact form, the Renogy Phoenix 200 is ready to power your off-grid adventures. Equipped with multiple output ports, this mobile power station can charge a variety of devices and small appliances simultaneously. This unit conveniently supports multiple charging options and can be charged via an AC outlet, a car socket, or with a solar panel. The Phoenix 200's handle features built-in powerful LED lights on either side with four different modes to tackle a variety of situations. Make your next outdoor activity a breeze with clean, convenient energy from a Renogy Phoenix 200 Power Station.
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    See all Solar Generators & Power Banks
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