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20000 mAh power banks

 prices on 158 models  
~ 20,000 mAh
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Dual USB Charger / 20,000 mAh / Quick Charging Technology Power Delivery 3.0 / USB-A Interfaces / 365 g
£32.71
Idealo.co.uk
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Idealo.co.uk
Urban Factory UPB25UF power bank Polymer 20000 mAh Black
from £32.70 up to £36.43 
Compare prices and buy Urban Factory UPB25UF Polymer 20000 mAh Black
£33.00
£36.00
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£29.42
Amazon.co.uk
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Amazon.co.uk
Value for money Good product with good quality Durable
£101.80
Amazon.co.uk
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Amazon.co.uk
Sleek design that fits comfortably in your hand Provides your device with the perfect amount of power for a safe, quick charge. Simply connect the battery to your smart phone or tablet and charging begins.
£31.95
Amazon.co.uk
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Amazon.co.uk
Powerful Fast Charge: Featuring QC 22.5W and PD 20W powerful output, this mobile phone power bank can fast fuel your devices, iPhone 15 Pro can be charged to 60% in 30 mins. Say goodbye to waiting. 3-in-1 Fast Charge: Equipped with 2*USB A ports and 1*USB C port, this portable charger can fast charge 3 devices simultaneously and meet your different charging needs. No more queuing when charging. Power for days: UGREEN 20000mAh Power Bank can meet 5-7 days of battery life, fully charge iPhone 15 Pro up to 4.5 times and 3 times for Galaxy S24 Ultra, ideal for travel, business trips, camping, or other outdoor activities. Smaller Size, Bigger Power: Advanced technology makes this portable charger …
£36.99
Amazon.co.uk
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Amazon.co.uk
87W Power to Share: Distribute 87W across three devices, with a single device receiving up to 65W, to rapidly charge iPhones, Samsung phones. Quickly charge a 14" MacBook Pro to 50% in under 40 minutes. Speedy Cable Charging: Utilize the built-in cable to elevate your iPhone 15 Pro to 58% or a MacBook Air to 52% in 30 minutes. You can also fully recharge this power bank in 1.5 hours with a 65W charger. 20,000mAh for Extended Use: Eliminate concerns about battery depletion with a 20,000mAh power bank that ensures consistent, reliable charging for all your devices, also approved for airline travel. Lasts Longer, Charges Faster: The integrated USB-C cable is designed to endure, withstanding …
£59.99
Amazon.co.uk
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Amazon.co.uk
[Power and thin] This 20,000 mAh backup battery can charge a smartphone 6-8 times to ensure an emergency power supply. It offers a considerable energy reserve, which is especially useful for longer trips, hikes or emergency situations. [Backup Battery with Ports] You can charge your devices via the USB-A port and USB-C port. It allows you to charge multiple devices such as smartphones, tablets, headphones, smartwatches, cameras and even laptops at the same time. Thus, it offers a versatile charging solution. [Compact and Slim External Battery] This battery is designed to allow you to use your smartphone and hold both devices with one hand. LED display: Thanks to the digital display, the remaining …
£23.10
Amazon.co.uk
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Amazon.co.uk
Features:- Charging Technologies: Pd 3.0 (Powerdelivery), Qc 3.0 (Quickcharge), Pps, Fcp Fast Charge & Scp- Charging Of Two Devices At The Same Time- Led-Indicator- Optimised Low-Power Charging For Bluetooth Headphones And Smartwatches- Lithium-Ion Polymer BatterySpecifications:- Max. Fast Charge Power: 22.5 Watt- Capacity: 20,000 Mah- Charging Times: 8 Hours (Pd Usb-C To Usb-C) / 13 Hours (Usb-A To Usb-C)- Input Power: Dc 5v/3a, 9v/2a, 12v/1.5a, 18w Max.Output Power:- Usb-A Dc 5v/4.5a, 9v/2a, 12v/1.5a. 22.5w Max.- Usb-C Dc 5v/3a, 9v/2.22a, 12v/1.67a, 20w Max.- Usb-C+Usb-A Dc 5.0v/3.0a, 15w Max.- The Safety Features Monitor: Short Circuit, Overvoltage, Temperature, Charging Current, Loop-Back,…
from £42.99 up to £50.98 
Compare prices and buy GP Batteries 130M20BBLUE
£43.00
£51.00
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Easy to use Good product for use Good performance Good quality
£36.08
Amazon.co.uk
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Amazon.co.uk
Sleek, durable battery pack charges devices — fast. Portable OtterBox Fast Charge Standard Power Banks are designed with industry-leading mobile expertise and quality that is uniquely durable — to build trust, foster connections and instill confidence for whatever the day brings.Features:- Up to 3.6X faster charging* so you won't miss the moments that matter most- USB-A and Fast Charge USB-C ports allow for multi-device charging- Battery capacities range in size from a quick boost to multiple complete refuels- LED power indicator displays charging status and current battery life- Sleek, quality finish fits into the tightest pockets- Durable design engineered with trusted drop protection- Incl…
from £28.49 up to £44.99 
Compare prices and buy OtterBox 78-80642
£28.00
£28.00
£45.00
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Sleek design that fits comfortably in your hand Provides your device with the perfect amount of power for a safe, quick charge. Simply connect the battery to your smart phone or tablet and charging begins.
£24.26
Amazon.co.uk
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Amazon.co.uk
Maximum power: This powerful power bank in compact size impresses with a strong capacity of 20,000 mAh and an output power of 4.5 A. It is ideal for charging smartphones, tablets, notebooks, GPS, flashlights, etc. FAST & SECURE: Compatibility with QuickCharge 3.0 and Power Delivery even allows you to charge laptops and notebooks! Our Ansmann MultiSafe technology protects electronic circuits from any possible damage Always overview: control the remaining charge level with the practical LCD display percentage accuracy and never go out of the house again without energy Ready for flight: with 74 Wh, this external battery for iPhone, Samsung, Huawei, Google, etc. is accepted by airlines in the …
£50.87
Amazon.co.uk
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Amazon.co.uk
The best emergency charge, equipped with two USB-C and MICRO USB input ports and a 12W USB output port for charging the device Compactness: High density lithium polymer cells ensure low volume and maximum power bank portability Design: non-slip coating and soft touch coating give grip strength and pleasant feel Battery capacity: 20000 mAh Box contents: power bank, USB-A to USB-C cable, instruction manual
£42.73
Amazon.co.uk
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Amazon.co.uk
[22.5W Max Hyper Fast Charge] Adopts the world's latest fast charging standard 22.5W PD USB C In & Out, fast charging for the charger and all existing and upcoming USB C devices. 【Charge 3 Devices Together】With its 3 outputs(USB C+USB 1/2), this mini power bank Multiple port design meet your different charging needs. Meanwhile, the power bank itself can be fast recharged , 【Support Both 22.5W/ 20W PD&18W QC Fast Charging】For PD and QC quick charge-enabled phones , the 20W PD quick charging tech most mobile phones from 0% to 50% can be charged within 30 minutes.. Expect the USB C Power delivery, It also comes with 22.5W/20W/18W QC fast charging for phones and more. 【Fast 5A Charging】For…
£26.99
Amazon.co.uk
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Amazon.co.uk
The Juice ECO Max Power Bank with 20000mAh (7 Full Charges) battery capacity. The perfect accessory for a day or two off the grid if you know you'll be without mains power for your little staycation this year don't forget to pack the Juice Max Power Bank to make sure all your devices are powered up. You don't want to miss the perfect photo op!

Plus now being made from 100% recycled plastic means its kinder for the planet.

The Juice Max has been labelled the best power bank Which? have reviewed. With a whopping 20W output from its USB-C Port and a further 18W from its USB-A ports it charges an average smartphone from 0-50% battery in only 50 minutes and holds seven complete …
from £26.87 up to £28.17 
Compare prices and buy Juice JUI-PBANK-MAX-20000MA-ECO-NVY 20000 mAh Navy PBANKMAX20000MAECONV
£27.00
£28.00
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Unique magnetic mechanism design: supports wireless charging with 15 W and uses the latest magnetic technology from Magsafe with 28 powerful magnets, which are arranged in double circle arrangement with double attraction. With high-precision alignment magnets and a magnetic mechanism, magnetic force allows precise alignment between the power bank and the device. It can reach 14N voltages and 4440Gs induction. 【Support for various charging scenarios】: The power bank supports wireless charging with 15W and 20W PD fast charging, thanks to advanced electronic control technology. PD (Power Delivery) technology intelligently detects the device's requirements, regulates the output current for
£43.48
Amazon.co.uk
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Amazon.co.uk
Charge full-steam at your next adventure with the Bear Grylls 20,000mAh Power Bank, a four-port beast with one of the smallest footprints of its type that can simultaneously charge up to five devices - on the move or back at camp - for long periods of time. Compact and multifunctional, the power bank has multiple ports to charge up to five devices at one time - 4 USB, 1 Micro USB and 1 USB Type-C. You can charge all your devices, even your laptop, using the USB Type-C USB with Power Delivery, which has up to 20V output. Bundled together inside the accessories kit is a water-resistant carry case, ready for the elements, and a Nylon Type-C and Micro USB all-in-one cable, ensuring you are always …
£66.99
RobertDyas.co.uk
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RobertDyas.co.uk
Dual USB Charger / 20,000 mAh / Power Output (Max) 3 / microUSB Interfaces / 520 g
£22.49
Idealo.co.uk
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Idealo.co.uk
Reliable and robust intelligent technology: 20000mAh ultimate power capacity charges a standard smartphone up to 5 times and more
Triple output options on the go: 2 Smart USB-A and 1 USB-C output that can charge 2 devices at once
Rapid recovery and emergency charging: USB-C out/input port with Power Delivery that can provide fast charge to USB-C devices and new iPhones from 0% to 50% in only 30 minutes. Smart USB-A can support up to 22.5W fast charge for Samsung, Huawei, and other compatible Android devices
Intuitive and visible performance: The liquid-crystal display shows the power level and charging status
Peace of mind, trusted performance: Guarantees against short circuit, overcurrent,
£23.99
Amazon.co.uk
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Amazon.co.uk
Compact and portable power bank with duel 2.4A fast charging USB ports. Allows you to charge 2 devices at the same time. Will charge your device 5.3 times. 18W fast charge technology to power your device up quickly. Technology to protect your device with overcurrent protection, overcharge protection, over voltage protection, overdischarge protection and short circuit protection. Light indicators to show the power levels in the power bank. 2 year manufacturers warranty. 200% plastic regenerative. 100% carbon neutral. 100% sustainable packaging, FSC certified.
£198.84
Amazon.co.uk
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Amazon.co.uk
Brand Name: QOOVI Items: QOOVI 20000mAh 45W Powerbank Color: Blue Weight: 347g Size: 150mm * 64mm * 22mm Shell Material: Silicon Features: With LED Lamp Support Quick Charge Technology: Two-way Quick Charge Input Interface: USB Type C, Lightning Output Interface: USB-A,USB-Type C Battery Type: Li-polymer Battery Input: USB Type C & Lightning USB Type C Input(45W Max.): 20V/2.25A, 15V/3A, 9V/3A, 5V/3A Lightning Input(20W Max.): 9V/2.22A, 12V/1.7A, 5V/2.4A USB C Output(45W Max.): DC 20V/2.25A, 15V/3A, 9V/3A, 5V/3A USB A Output(22.5W Max.): DC 4.5V/5A, 5V/4.5A, 5V/3A, 9V/2A, 12V/1.5A For Laptop: For MacBook Pro 16 15 14 13 Air 13 2022 2021 2020 Matebook 14 13 ThinkPad For IPhone: For iPhone 15
£41.61
Joom.com
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Joom.com
The information below applies to each unit in the pack Charge up to three devices at the same time with its USB-C port and dual USB-A ports Access up to 15W of power to charge up to three devices at the same time 20,000 mAH of power delivers up to 78 hours of additional battery life for your devices LED indicator light provides instant power bank status Comes with a 6-inch USB-A to USB-C cable Available in pink, blue and black 2-year warranty and 1500 CEW included
£49.84
Amazon.co.uk
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Amazon.co.uk
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