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Updated: 08 Oct 2025

10 Best Portable Battery Backup

#1
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Auskang Ultra Slim Power Bank External Backup Small Portable Charger Mini Power Bank Ultra-Thin Battery Pack Compatible with iPhone 14/14 Pro Max/13/13 Pro Max/12/12 Pro/11/XR/AirPods and More

Brand: Auskang
$32.99
⭐ 4.4
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    [Built-in Lightning Cable] - This power bank is specially designed for iPhone users, compatible with iPhone 14/14Pro/13/13 Pro/13 Pro Max /12/12 Pro/12 Pro Max/11 Pro/11/XR/X/8 and other series. (Except iPhone 15 series)
  • [Slim & Sleek Design] - At just 100 x 72 x 5.5mm and weighing a mere 97g, our ultra-slim power bank is a pocket-friendly champion. It's compact size makes it a breeze to carry around, ensuring you're never caught off guard by a dead battery.
  • [Superior Safety Features] - Our multi-protection system safeguards your devices from overcharging, over-voltage, over-current, and short-circuit. Enjoy a safe and worry-free charging experience every time.
  • [Ample Power Supply] - With a 3500mAh capacity, this compact power bank is perfect for emergencies. The 4 LED indicators show remaining battery life, so you always know how much power you have left.
  • [What You Get] - Auskang 5000mAh Power Bank *1, User Manual *1, USB-C Cable *1, 30-Day Money-Back Guarantee, 12-Month Warranty, and excellent after-sales service.
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#2
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IWATOP Portable Power Bank for i-Watch 5000mAh Wireless Watch Charger with Keychain Design, Travel-Friendly Compact External Battery for Apple Watch Series 1-10/SE/Ultra/Ultra 2 & Phone 12-15 Series

Brand: IWATOP
$33.99
⭐ 4.6
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    Designed for Apple Watch/Phone/Type c android PhonesThe portable power bank is specially designed for Apple Watch Series 9/Ultra 2/8/Ultra/7/6/Se/5/4/3/2,Phone 15/14/13/12/12/11/Pro/Max,other Android Phones,wireless magnetic charging design will quickly charge your apple watch in 2~2.5 hours
  • 5000mAh Large Capacity BatteryThis portable charger can charge for iWatch about 7~10 times,for iPhone 15 about 1 time,for AirPods about 6~8 times,for Galaxy S22 0.8 times,5000mAh rechargeable power pack can provide you an extra battery backup for your electronic devices anytime anywhere
  • Two Ways for Recharge Power BankBuilt-in usb-c cable for recharging directly, or charging power bank through the usb c port, both ways full charger only needs 3 hours. portable apple watch charger with LED display, you can know the accurate remaining battery percentage
  • Charge 3 Devices SimultaneouslyPortable charger power bank can charge Apple Watch,iPhone and Android device Simultaneously.Phone battery power bank with high quality smart chip to prevent over-charge, over-voltage, over-current, and short circuit for your devices
  • Compact Design & Portable SizeThis small portable charger only 7.76.62cm, weight 103g, compact and lightweight keychain design, you can easily put this portable iwatch charger in your pocket or hang it on your backpack,this is a great travel companion
  • What You GetPortable charger x 1, Portable hanging ring x 1, User Manual x 1, friendly customer service respond in 24 hours and lifetime technical support
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#3
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VRURC 10000mAh Power Bank with Built-in 4 Cables, Slim Portable Charger USB C External Cell Phone Battery Pack with 5 Outputs & 2 Inputs, LED Display Compatible with iPhone Samsung Android etc- Black

Brand: VRURC
$29.99
⭐ 4.1
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    [Power Bank With Built in Cables] This portable phone charger with built in USB,Micro,Type-C, and other cable for iPhone, total 4 charging cables, you can use for mostly smart devices directly. Also built-in USB input cable for charge power bank itself, so you dont need to carry any extra cords when going out
  • [Portable Phone Charger for Multiple Devices] Total 4 output ports (3 cables and one USB A port), supports high speed charging for 4 smart devices simultaneously with each port max 5V/2A output, will save you time and no more waiting.
  • [Unique Portable Lanyard Design] This 10000mah power bank is equipped with a portable lanyard, it's located at the upper left corner of the product, can be used as a micro usb charging cable after drawing out. Not only for charges, but also can hanging on travel bag, which is convenient to carry and use.
  • [Compact and LED Display] The size of portable charger USB C only has 5.7 x 2.69 x 0.72in,and weight only 9.17oz, just like iPhone 12. You can easy put it in your pocket. LED display shows you the remaining power,Help you allocate reasonably, keep phones fully powered on any critical moment.
  • [Intelligent Safety Charging] High-quality smart chip to prevent over-charge, over-voltage, over-current, and short circuit for your devices.
  • [PRODUCT PACKAGE] 1x 10000mah power bank, 1x Travel bag,1x Manual. If you have any questions or problems, please feel free to contact us and we will solve them for you within 12 hours.
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#4
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VRURC Power Bank 20000mAh, 22.5W Mini Portable Charger USB C in & Out, Fast Charging PD & QC 4.0, Battery Pack with LED Display, Powerbank for iPhone 16 15 14 13 12 11 x Samsung LG Xiaomi iPad, etc

Brand: VRURC
$49.99
⭐ 5
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    [Multiple Input and Output Ports] The mobile power bank adopts a multi-port design, with 3 USB output ports (the blue USB port is for normal charging, the yellow USB port supports fast charging), Micro and IOS input ports, and the Type-C input and output port, power bank 20000mAh can meet most of the charging needs of daily life.
  • [22.5W Fast Charging] The USB port of the mobile phone charger bank has a fast-charging power of up to 22.5W, which is compatible with most mainstream devices on the market, such as PD, QC, and Huawei SuperCharge, etc.
  • [Cable Storage Design] The bottom of the portable charger uses a unique lanyard design, which can be used as a charging cable or as a lanyard, is convenient to carry around.
  • [Compact & Lightweight] the battery pack phone charger only has 4.43*2.74*1.08 inches and 10.93 Oz weight. Unlike most 20000 mAh power banks on the market, our mobile power's very slim and light, and you can't feel any extra weight when you carry it to go out.
  • [Accurate LED Display] The battery pack is equipped with an LED smart display, which can accurately grasp the remaining power at any time and prepare for your next plan. If you have any questions or problems, please feel free to contact us and we will solve them for you within 12 hours.
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#5
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Portable Power Bank with AC Outlet, 100W Portable Laptop Charger, 98Wh/27000mAh High Capacity with 65W PD USB C Laptop Battery Bank, Backup Power Source for Business Travel and Outdoor Activities

Brand: SANRETAHO
$149.99
⭐ 4.8
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    Portable AC Power Bank: The AC outlet up to 100W, which can meet the charging and on-load needs of electrical appliances less than 100W. Don't worry about wall plugs limiting your power needs, charge your device anytime, anywhere. And it's designed to take a wide range of plugs, It's a pretty standard design on travel outlets these days. it is an ideal necessity for outdoor activities, hurricanes and home emergency power outage.
  • 65W PD Output & Input: The PD Type-C port provides 65W output and input, perfect solution for your usb-c devices and charge at the fastest speeds. And its fast recharging capabilities from the Type-C port allows the large capacity power bank to be fully recharged in 1.5 hours, saving your time substantially.
  • Huge 27000mAh Capacity: This power bank has a capacity of 27000mAh and four output ports for your emergency needs. There's a 100W AC port, a 65W PD Type-C port, a 12W USB port, and an 18W USB port for all your charging needs. You can charge your laptop, phone, tablet, camera, etc.
  • Easy to Carry: It is easier to carry on a trip, fishing, or camping than other power banks. In addition, this charger bank does not exceed 100wh, so this portable charger is TSA compliant, so it can be carried on the plane. Meet all your travel needs and stay connected to your devices at all times.
  • Safe and Reliable: With FCC, CE and RoHS certifications, multiple protection technologies can keep the power bank from over-charging, over-voltage, over-current and short circuit. When electronic devices surpass AC power limit, it will automatically turn into the protection mode to ensure Ultra-Safety performance.
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#6
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Qecvec Power Bank,Portable Charger 20000mAh with 2 Built-in Cables, 22.5w Fast Charging Battery Pack, LED Display Backup Battery, Travel Battery Pack for iPad, iPhone Samsung and More (Pink)

Brand: Qecvec
$42.99
⭐ 4.1
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    Portable charger with built-in cablesSlim portable charger 20000mAh built-in 2 output cables, it can charge almost for all types of port devices. Such as for iPhone, iPad, for Samsung, for other USB C port phones, tablets, and also for micro devices. All in one portable charger, you would not need to carry different cables or adapters any more.
  • Compact & Easy to CarryAt only 11.8 * 7.2 * 3 centimetres and weighing only 345 grams, it's significantly smaller and lighter than most other 20000mAh portable chargers on the market. It is ideal for short-distance travel, shopping, camping and daily commuting charging needs, making it an essential part of your everyday life.
  • 22.5W Fast Charger Battery Pack The high capacity 20000mAh power bank with QC3.0 QC4.0 fast charging technologies can charge mobile phone at a maximum speed of up to 4.5 Amps, faster than conventional chargers.
  • Safe GuaranteedPortable charger battery bank protects your device from possible overvoltage, overload, overcurrent and short circuit. It will automatically turn off when your phone is fully charged to prevent overheating and overcharging.
  • What you get 20000mAh Power Bank*1, USB to USB C cable*1, User manual*1, 1 year support. If there is any quality problem, please contact us directly, we would reply within 24 hours.
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#7
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Miady 2-Pack 10000mAh Dual USB Power Bank, USB-C Fast Charging Portable Charger, Backup Battery Pack for iPhone 15/14/13, Galaxy S23/22, Pixel and etc

Brand: Miady
$39.99
⭐ 4.1
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    Your Cost-effective Choice: 2-pack 10000mAh battery bank as a backup charger, one for your purse and one for your office or home. Keep your devices online all the time and say goodbye to power anxiety. It is a great backup choice for your commute, work, study, emergency and other situations
  • Your Companion on the Go: This slim and lightweight powerbank slips easily into your pocket or purse without feeling bulky (only 218g). And charges your iPhone 15 about 2.3 times and Galaxy S24 about 1.8 times whenever you need it. Power your devices for all day, but only the same size as your phone. And the 10,000mAh (37Wh) power bank is a TSA-approved capacity, so you can take it on the airplane without any burden
  • USB-C Input & Output: Simplify your life with just one USB-C port, no need to carry extra types of cables when you're out. The usb c power bank can charge your iPhone, iPad, Android phone, AirPods and other devices more easily
  • Charge 3 Devices at Once: This usb power bank has 2 USB-A and 1 USB-C output ports, which can meet your multi-device charging needs when you are studying in the library, working in the office, or having a gathering in the cafe. And it is compatible with your various iPhones, iPads, Android phones or tablets, even AirPods
  • Reliable Li-polymer Cell: Thanks to the Li-polymer battery pack, the charger is much safer than any Li-ion charger. No explosion, only gas expansion at most; Also, it's lighter and slimer that you can easily carry it around, even on airplanes
  • What You Get: 2 * Miady 10000mAh USB Portable Charger (White & Black); 2 * USB Cable (Lightning cord is not included); 1 * User Manual. We provide 24*7 friendly customer support and also back our products for 18 months
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#8
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Power-Bank-Solar-Charger - 20000mAh Portable Charger,Solar Power Bank,Camping External Backup Battery Pack,Fast Solar Panel Charger with Dual Flashlight and 4 USB Cables (Black)

Brand: Taoxiwave
$35.99
⭐ 4.1
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    Three Inputs and Five Outputs The portable charger has built-in 1Input cable and 3 output cables , Providing your cable-free time. It also has 2 USB-C Outputs ports ,1 Micro USB Input port and 1 Type-C Input port . Powering 5 devices at the same time, compatible for all USB DevicesMore than 1900+ recharge lifecycle,And you can share it with friends to charge together.
  • Two LED FlashlightsThe solar phone charger features 2 powerful bright flashlights, which is essential outdoor equipment. Press the switch button twice continuouslyThe Led Flishlights Turn On,Next,Press the switch button twice continuously,The Led Flashlights will turn off. The solar travel power bank is an ideal companion for camping, hiking,Climbing and other outdoor activitieswhich is an essential tool for home and emergency.LED digital display, the remaining power can be known at any time.
  • Two Different Charging MethodsExternal battery charger with solar panel can recharge by solar or outlet. The green light is on when charging by a solar, White light is on when USB charging.However, Solar charging is a charging way for emergency use,solar charging is affected by the intensity of light and its area, its charging time will be very long. For daily charging, please use a charger with a power above 5V2A to charge the portable phone charger.
  • Safety for UseThe Portable Battery Charger made of strong professional ABS + PC materials, so the solar phone charger has excellent Dustproof and Shockproof functions. In addition, Built-in 20000mAh high capacity Lithium battery equipped with a high performance solar panel, anti-explosion, lightweight and reliable.
  • Thanks for Choosing US 12 months Warranty for Solar Phone Charger,We also provide professional pre-sales and after-sales service for you. If you and any questions, please fell free to contact us. We promise you a satisfactory solution within 24 hours.
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#9
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INIU Power Bank, 22.5W 20000mAh USB C in & Out Portable Charger Fast Charging, PD 3.0+QC 4.0 LED Display Battery Pack for iPhone 16 15 14 13 12 X Pro Max Samsung S23 S22 Google LG Xiaomi iPad Tablet

Brand: INIU
$49.99
⭐ 4.8
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    [From INIU--the SAFE Fast Charge Pro] Experience the safest charging with over 38 million global users. At INIU, we use only the highest-grade materials, so we do have the confidence to provide an industry-leading 3-Year iNiu Care.
  • [Charge Your Phone up to 61% in 30 Mins] With the upgraded 22.5W output plus the latest PD3.0 & QC4+ fast-charge technologies, your phone can be charged at 61% in just 30 minutes.
  • [Charge Your iPad Pro up to 34% in 30 Mins] Most power banks in the market cannot charge your iPad or charge at a snails pace. However, INIU with 22.5W high-speed output can charge all the existing iPad even the newest one at FULL speed.
  • [2024 Version USB C Input & Output] Unlike most chargers featuring a USB C input only, INIU MegaPower 22.5W has a USB-C In & Out port to perfectly fit your new iPhones, iPad and all upcoming USB-C devices.
  • [7 Days of Safe Power] Enjoy a full weeks worth of charging capacity with the airline-approved 20000mAh power bank.
  • [Charge THREE at Once] With one USB-C port and two USB ports built-in, it can juice up THREE devices simultaneously. Triple-port design allows you to share portable power with families and friends.
  • [What You Get] INIU 20000mAh portable charger*1, 0.3m/1ft USB A to USB C Cable*1, travel pouch *1, welcome guide*1, INIU industry-leading 3-Year iNiu Care and lifetime technical support.
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#10
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INIU 22.5W Power Bank, 10000mAh Slim USB C Portable Charger Fast Charging PD3.0 QC4.0, LED Display Battery Pack Portable for iPhone 16 15 14 13 12 Pro Max Samsung S22 Google LG AirPods Switch iPad

Brand: INIU
$31.86
⭐ 4.1
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    [From INIU - the SAFE Fast Charge Pro] Experience the safest charging with over 38 million global users. At INIU, we use only the highest-grade materials, so we do have the confidence to provide an industry-leading 3-Year iNiu Care.
  • [22.5W Speedy Charge] Combined with the most advanced PD 3.0 & QC4+ fast charging technologies, INIU 22.5W portable charger power bank can incredibly fast fuel your new iPhone from 0 to 65% in 30mins, 2X faster than traditional 2.4A chargers.
  • [Ultra Portable Design] The capacity of 10000mAh is stored in an incredibly slim body that is 36% thinner, 15% smaller, 28% lighter than its kinds. You can easily take it anywhere without feeling bulky and heavy.
  • [2024 Version USB C Input & Output] Unlike most chargers featuring a USB C input only, INIU portable phone charger iphone has a USB C In & Out port to perfectly fit your new iPhones, iPad and all upcoming USB C devices.
  • [Power for Weeks] The slim but powerful INIU 10,000mAh portable charger can provide Samsung S8 with 2.0 charges, iPhone 8 with 3.3 charges, AirPods Pro MagSafe Case with 11.5 charges, and iPad Mini 3 with 1.0 charges.
  • [Vast Compatibility] INIU iphone portable charger fast charging fits every device from big as iPads to small as AirPods. Plus an automatically-adapted trickle-charging mode, small devices can also get optimized power without affecting battery health.
  • [What You Get] INIU 10000mAh battery pack charger portable*1, USB C cable*1, travel pouch*1, user manual*1, INIU industry-leading 3-Year iNiu Care and lifetime technical support.
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