4000 mah portable charger

Best Buy customers often prefer the following products when searching for 4000 mah portable charger.

Portable chargers are a must-have for anyone who uses their phone frequently. Whether you're on a business trip, at the beach, or just running errands around town, a portable charger can give you enough power to make it through the day or even through the night. Browse the top-ranked list of 4000 mAh portable chargers below along with associated reviews and opinions.

Energizer - Ultimate Lithium 20,000mAh 18W Fast Charge Portable Charger/Power Bank QC 3.0 & PD 3.0 for Apple, Android & USB Devices - Gray
Model: UE20015PQ
SKU: 6412341
Rating 4.6 out of 5 stars with 712 reviews
Top comment
"This portable charger was a great buy. It definitely holds up unlike other portable chargers...Perfect size and tons of power. Ultimate portable charger with 20,000 mah and fast charge capable"
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE20015PQ is the perfect power bank for smartphones, tablets, and more. UE20015PQ provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 20,000mAh battery provides up to 72 hours of power. The Qualcomm® Quick Charge™ 3.0 output, USB-C Power Delivery 3.0 output and USB-A 2.4A USB output deliver power consistently and efficiently to up to three devices at once. The USB-C Power Delivery 3.0 technology allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 18W of power. The Qualcomm® Quick Charge™ 3.0 USB-A output supports fast charging for Samsung, Huawei, and other compatible Android devices allowing you to charge your compatible phone from 0-80% in only 30 minutes with 18W of power. Four white LED indicator lights signify the charging status and current battery life. The lightweight and ultra slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees 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.
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Top comment
"This portable charger was a great buy. It definitely holds up unlike other portable chargers...Perfect size and tons of power. Ultimate portable charger with 20,000 mah and fast charge capable"
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE20015PQ is the perfect power bank for smartphones, tablets, and more. UE20015PQ provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 20,000mAh battery provides up to 72 hours of power. The Qualcomm® Quick Charge™ 3.0 output, USB-C Power Delivery 3.0 output and USB-A 2.4A USB output deliver power consistently and efficiently to up to three devices at once. The USB-C Power Delivery 3.0 technology allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 18W of power. The Qualcomm® Quick Charge™ 3.0 USB-A output supports fast charging for Samsung, Huawei, and other compatible Android devices allowing you to charge your compatible phone from 0-80% in only 30 minutes with 18W of power. Four white LED indicator lights signify the charging status and current battery life. The lightweight and ultra slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees 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.
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mophie - Powerstation XXL PD (Fast Charge) 20,000 mAh Portable Charger for Most USB-Enabled Devices - Black
Model: 401106003
SKU: 6432665
Rating 4.6 out of 5 stars with 980 reviews
Top comment
"Best Portable Charger I own...When looking for portable charger, I always look for the largest mah size because it charges more devices. ...Went out fourth of July charged 2 4000 mah battery capacity phones after they were about 25% . "
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Product Description
Experience superfast charging with this mophie Powerstation XXL 20,000 mAh Portable Charger. Thanks to a versatile 18W USB-C PD port, the powerstation charges your devices and recharges itself in record time. Easily charge multiple devices simultaneously with the USB-C and USB-A ports. Plus, the powerstation power bank is functional and stylish. The premium fabric finish adds style and prevents scuffs and scratches to your devices. mophie’s powerstation XXL portable charger lets your everyday devices be ready for any adventure.
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Top comment
"Best Portable Charger I own...When looking for portable charger, I always look for the largest mah size because it charges more devices. ...Went out fourth of July charged 2 4000 mah battery capacity phones after they were about 25% . "
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Product Description
Experience superfast charging with this mophie Powerstation XXL 20,000 mAh Portable Charger. Thanks to a versatile 18W USB-C PD port, the powerstation charges your devices and recharges itself in record time. Easily charge multiple devices simultaneously with the USB-C and USB-A ports. Plus, the powerstation power bank is functional and stylish. The premium fabric finish adds style and prevents scuffs and scratches to your devices. mophie’s powerstation XXL portable charger lets your everyday devices be ready for any adventure.
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Energizer - Ultimate Lithium 20,000 mAh 22.5W PD USB-C Universal Portable Battery Charger/Power Bank with LCD Display - Black
Model: UE20063PQ
SKU: 6513563
Rating 4.4 out of 5 stars with 42 reviews
Top comment
"A great charger for mobile gamers and casual users...This is a solid portable charger for the price....Great Portable Charger for Everyday Use...I needed a portable charger because my kids took mine back to college. "
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Product Description
Charge your mobile devices including Smartphones, Tablets, earbuds and most USB devices with this Energizer power bank. The triple outputs, including 2 Smart USB-A and 1 USB-C, can charge up to three devices at the same time. 20W USB-C Power Delivery allows you to fast charge the new iPhones from 0 to 50% in only 30 minutes, and other USB-C devices. The Smart USB-A supports up to 22.5W fast charge for Samsung, Huawei, and other compatible Android devices charting them from 0-80% in as little as 35 minutes. The dual inputs allow you to recharge through USB-C or micro-USB based on your convenience. The LCD indicator shows the battery charging status and amount of power remaining. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A USB-C cable is included.
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Top comment
"A great charger for mobile gamers and casual users...This is a solid portable charger for the price....Great Portable Charger for Everyday Use...I needed a portable charger because my kids took mine back to college. "
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Product Description
Charge your mobile devices including Smartphones, Tablets, earbuds and most USB devices with this Energizer power bank. The triple outputs, including 2 Smart USB-A and 1 USB-C, can charge up to three devices at the same time. 20W USB-C Power Delivery allows you to fast charge the new iPhones from 0 to 50% in only 30 minutes, and other USB-C devices. The Smart USB-A supports up to 22.5W fast charge for Samsung, Huawei, and other compatible Android devices charting them from 0-80% in as little as 35 minutes. The dual inputs allow you to recharge through USB-C or micro-USB based on your convenience. The LCD indicator shows the battery charging status and amount of power remaining. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A USB-C cable is included.
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See all Portable Chargers & Power Packs
Renogy - Phoenix 200 Power Station 189Wh 17500mAh Portable Charger for Most Universal Devices - Black
Model: R200PHX-US
SKU: 6509856
Rating 4.5 out of 5 stars with 12 reviews
Top comment
"GOOD LITTLE CHARGER...GOOD LITTLE CHARGER GOOD LITTLE CHARGER GOOD LITTLE CHARGER GOOD LITTLE CHARGER...A Great Charger...Thank goodness for the convenience of having this portable device. It is wonderful to have for every car and room."
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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
"GOOD LITTLE CHARGER...GOOD LITTLE CHARGER GOOD LITTLE CHARGER GOOD LITTLE CHARGER GOOD LITTLE CHARGER...A Great Charger...Thank goodness for the convenience of having this portable device. It is wonderful to have for every car and room."
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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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Energizer - MAX 5,000mAh Ultra-Slim, High Speed Universal Portable Charger for Apple, Android, Google, Samsung & USB Enabled Devices - Black
Model: UE5044
SKU: 6412337
Rating 4.4 out of 5 stars with 2065 reviews
Top comment
"Portable charger...Chargers really good and it really nice and it’s really thin to pack...Energized charger...The charge is portable, fast charging, easy to carry and ultra modern slim. "
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE5044 is the perfect ultra-slim power bank for smartphones, tablets, and more. UE5044 provides 5,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 5,000 mAh battery provides up to 18 hours of power while the USB 2.1 Type-A port and Rapid Charge technology deliver power consistently and efficiently 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 against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A Micro USB Cable is included for recharging the power bank or charging other devices.
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Top comment
"Portable charger...Chargers really good and it really nice and it’s really thin to pack...Energized charger...The charge is portable, fast charging, easy to carry and ultra modern slim. "
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE5044 is the perfect ultra-slim power bank for smartphones, tablets, and more. UE5044 provides 5,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 5,000 mAh battery provides up to 18 hours of power while the USB 2.1 Type-A port and Rapid Charge technology deliver power consistently and efficiently 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 against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A Micro USB Cable is included for recharging the power bank or charging other devices.
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See all Portable Chargers & Power Packs
myCharge - Adventure Plus 6,700 mAh Portable Charger for Most USB-Enabled Devices - Orange/black
Model: AVC67E
SKU: 5781143
Rating 4.6 out of 5 stars with 1240 reviews
Top comment
"enough charge in a portable package...great travel size charger. charges a 4000 battery twice and quick. eassy to use 5 stars if the light where easier to see and not the same color...Cool Charger...Great Charger - myCharge - Adventure Plus 6,700 mAh Portable Charger for Most USB-Enabled Devices - Orange/black"
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Product Description
Charge your phone quickly while you're on the road with this myCharge Adventure Plus charger, which features a carabiner clip so you can attach it to your gear. The durable rubberized exterior can handle every adventure, and Smart-sense technology ensures compatibility with your device. This myCharge Adventure Plus charger offers four backup charges for your iPhone.
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Top comment
"enough charge in a portable package...great travel size charger. charges a 4000 battery twice and quick. eassy to use 5 stars if the light where easier to see and not the same color...Cool Charger...Great Charger - myCharge - Adventure Plus 6,700 mAh Portable Charger for Most USB-Enabled Devices - Orange/black"
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Product Description
Charge your phone quickly while you're on the road with this myCharge Adventure Plus charger, which features a carabiner clip so you can attach it to your gear. The durable rubberized exterior can handle every adventure, and Smart-sense technology ensures compatibility with your device. This myCharge Adventure Plus charger offers four backup charges for your iPhone.
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See all Portable Chargers & Power Packs
Energizer - Ultimate Lithium 10,000mAh 18W Fast Charge Portable Charger/Power Bank QC 3.0 & PD 3.0 for Apple, Android & USB Devices - Gray
Model: UE10015PQ
SKU: 6412336
Rating 4.6 out of 5 stars with 713 reviews
Top comment
"Portable charger/Power Bank...It works well but its too heavy. Something that's portable should be light weight....Great Portable Charger...Good choice of a portable charger to use. Worth the buy."
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE10015PQ is the perfect ultra-slim power bank for smartphones, tablets, and more. UE10015PQ provides 10,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 10,000mAh battery provides up to 36 hours of power. The Qualcomm® Quick Charge™ 3.0 output, USB-C Power Delivery 3.0 output and USB-A 2.4A USB output deliver power consistently and efficiently to up to three devices at once. The USB-C Power Delivery 3.0 technology allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 18W of power. The Qualcomm® Quick Charge™ 3.0 USB-A output supports fast charging for Samsung, Huawei, and other compatible Android devices allowing you to charge your compatible phone from 0-80% in only 30 minutes with 18W of power. Four white LED indicator lights signify the charging status and current battery life. The lightweight and ultra slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees 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
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Top comment
"Portable charger/Power Bank...It works well but its too heavy. Something that's portable should be light weight....Great Portable Charger...Good choice of a portable charger to use. Worth the buy."
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Product Description
Charge your mobile devices with this Energizer power bank. Energizer UE10015PQ is the perfect ultra-slim power bank for smartphones, tablets, and more. UE10015PQ provides 10,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The 10,000mAh battery provides up to 36 hours of power. The Qualcomm® Quick Charge™ 3.0 output, USB-C Power Delivery 3.0 output and USB-A 2.4A USB output deliver power consistently and efficiently to up to three devices at once. The USB-C Power Delivery 3.0 technology allows you to fast charge certain iPhones from 0 to 50% in only 30 minutes with 18W of power. The Qualcomm® Quick Charge™ 3.0 USB-A output supports fast charging for Samsung, Huawei, and other compatible Android devices allowing you to charge your compatible phone from 0-80% in only 30 minutes with 18W of power. Four white LED indicator lights signify the charging status and current battery life. The lightweight and ultra slim design fits perfectly in your pocket wherever you go! Energizer PowerSafe Management guarantees 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
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See all Portable Chargers & Power Packs
Anker - PowerCore III Elite 25600 mah 87W USB-C PD Portable Charger - Black
Model: A1291H11-1
SKU: 6433261
Rating 4.5 out of 5 stars with 640 reviews
Top comment
"I have another 20,000 portable charger. Same brand and it chargers more devices overall than this device …...Portables anker phone charger"
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Product Description
The Anker Advantage: Join the 55 million+ powered by our leading technology. Colossal Capacity: With a huge 25,600mAh cell capacity, you can keep multiple devices charged for days at a time (25,600mAh is the total of the nominal rated capacity of internal battery cells ). Charge an iPhone 11 Pro Max 4 times, an iPad mini 5 3 times, or a MacBook Air 2020 once. Unrivaled Charging Options: Equipped with dual USB-C ports for a powerful 87W charge to a single device, or simultaneous high-speed charging to 2 devices. With an additional 2 USB-A ports, you can even charge 4 devices at the same time at a combined output of 78W. Universal Compatibility: PowerCore is built using Anker’s exclusive PowerIQ technology to ensure flawless compatibility with virtually any mobile device.
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Top comment
"I have another 20,000 portable charger. Same brand and it chargers more devices overall than this device …...Portables anker phone charger"
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Product Description
The Anker Advantage: Join the 55 million+ powered by our leading technology. Colossal Capacity: With a huge 25,600mAh cell capacity, you can keep multiple devices charged for days at a time (25,600mAh is the total of the nominal rated capacity of internal battery cells ). Charge an iPhone 11 Pro Max 4 times, an iPad mini 5 3 times, or a MacBook Air 2020 once. Unrivaled Charging Options: Equipped with dual USB-C ports for a powerful 87W charge to a single device, or simultaneous high-speed charging to 2 devices. With an additional 2 USB-A ports, you can even charge 4 devices at the same time at a combined output of 78W. Universal Compatibility: PowerCore is built using Anker’s exclusive PowerIQ technology to ensure flawless compatibility with virtually any mobile device.
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See all Portable Chargers & Power Packs
myCharge - HUB Turbo 10,050 mAh Portable Charger for Most Mobile Devices - Gray
Model: HBT10G
SKU: 6372013
Rating 4.5 out of 5 stars with 504 reviews
Top comment
"These chargers come in handy and are excellent for travel. ...My Charge - HUB turbo 10,050 mAh Portable Charger...The My Charge - HUB turbo 10,050 mAh Portable Charger works great and is small and compact. "
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Product Description
Power your tablet, smartphone and other portable electronics quickly with this myCharge HUB Turbo portable power pack. The 10,050 mAh capacity lets you charge three devices simultaneously, while the four-light LED indicator displays the current battery levels. This myCharge HUB Turbo portable power pack features integrated USB Type-C and Lightning cables for compatibility with a wide range of devices and a compact design for convenient storage.
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Top comment
"These chargers come in handy and are excellent for travel. ...My Charge - HUB turbo 10,050 mAh Portable Charger...The My Charge - HUB turbo 10,050 mAh Portable Charger works great and is small and compact. "
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Product Description
Power your tablet, smartphone and other portable electronics quickly with this myCharge HUB Turbo portable power pack. The 10,050 mAh capacity lets you charge three devices simultaneously, while the four-light LED indicator displays the current battery levels. This myCharge HUB Turbo portable power pack features integrated USB Type-C and Lightning cables for compatibility with a wide range of devices and a compact design for convenient storage.
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See all Portable Chargers & Power Packs
Energizer - MAX 20,000mAh High Speed Universal Portable Charger/Power Bank with LCD Display for Apple, Android, Google & USB Devices - Black
Model: UE20068
SKU: 6498909
Rating 4.5 out of 5 stars with 499 reviews
Top comment
"Energizer Portable charger...The portable charger is a great purchase and has been used on two trips since purchase and also during a power outage....Portable chargers"
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Product Description
Charge your mobile devices quickly and efficiently with this Energizer power bank. This portable charger provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The bright LCD screen displays the current battery level so you always know how much power is left. The 20,000mAh battery provides up to 72 hours of additional power to smartphones while the two USB 2.1 Type-A ports with Rapid Charge technology deliver power consistently and efficiently to up to two devices at once at 10.5W. The textured surface prevents slippage, scratches and fingerprints. Energizer PowerSafe Management protects against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A USB-C Cable is included for recharging the power bank quickly and efficiently.
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Top comment
"Energizer Portable charger...The portable charger is a great purchase and has been used on two trips since purchase and also during a power outage....Portable chargers"
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Product Description
Charge your mobile devices quickly and efficiently with this Energizer power bank. This portable charger provides 20,000mAh capacity to charge smartphones, tablets, smartwatches, headphones, ear buds, and more. The bright LCD screen displays the current battery level so you always know how much power is left. The 20,000mAh battery provides up to 72 hours of additional power to smartphones while the two USB 2.1 Type-A ports with Rapid Charge technology deliver power consistently and efficiently to up to two devices at once at 10.5W. The textured surface prevents slippage, scratches and fingerprints. Energizer PowerSafe Management protects against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. A USB-C Cable is included for recharging the power bank quickly and efficiently.
See all Portable Chargers & Power Packs
See all Portable Chargers & Power Packs