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20000 mAh power banks

 prices on 156 models  
~ 20,000 mAh
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[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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Power Bank Green Cell PowerPlay 20 20000
Green Cell PowerPlay 20 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, USB type C 1
Input:USB type C
Body:plastic
Weight:341 g
Power Bank Hama PD20-HD Power Pack 20000
Hama PD20-HD Power Pack 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 18 W, USB type C 1
Input:microUSB, USB type C, maximum 18 W
Body:plastic
Weight:361 g
10000 mAh20000 mAh
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.
£23.55
Amazon.co.uk
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Powerful powerbank with 4 ports (1x input Micro USB, 2x output USB A, 1x bidirectional port USB Type C) to charge up to 3 devices at once Tech Trend: USB Type C 5V/ 3A input and output for speed charging with up to 15 Watt Stylish and texturized premium design with VARTA brand elements Designed with VARTA's Advanced Safety Technology that has been awarded with the EU Product Safety Award in Gold Scope of delivery: 1x VARTA Power on Demand Power Bank 20000 mAh, frust-free packaging
£23.81
Amazon.co.uk
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High Capacity: 20,000 mAh ultimate power capacity that can charge a standard smartphone up to 6 times, giving you extra 72 hours of time.
Dual Outputs: 2 USB-A output ports that can charge 2 devices at once.
Rapid Charging: 2.1A rapid charging for all of your charging needs.
LCD Display: The LCD indicator shows the battery level and charging status at a quick glance.
Dual Inputs: 1 USB-C and 1 micro-USB inputs can recharge based on your convenience.
PowerSafe: Guarantees against short circuit, and over-charging for your portable battery and devices.
£23.93
Amazon.co.uk
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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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Power Bank Sandberg Saver Powerbank 20000
Sandberg Saver Powerbank 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 12 W
Input:microUSB, USB type C, maximum 10 W
Body:plastic
Weight:420 g
10000 mAh20000 mAh
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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Power Bank Xiaomi Redmi Power Bank 20000
Xiaomi Redmi Power Bank 20000
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Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 18 W
Input:microUSB, USB type C, maximum 18 W
Body:plastic
Weight:420 g
10000 mAh
12 W
20000 mAh
18 W
from £24.99 up to £32.20 
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£25.00
£32.00
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Power Bank Denver PQC-20007
Denver PQC-20007
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 18 W, USB type C 1
Input:microUSB, USB type C, maximum 18 W
Body:plastic
Weight:450 g
from £25.49 up to £33.99 
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£25.00
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Safety and comfort: the everActive power bank consists of a high-quality lithium polymer battery. The built-in advanced chip automatically detects the connected device and charges it with the appropriate maximum current. The intelligent iQ Smart Charging technology ensures extremely fast charging and advanced security. An integrated safety unit ensures absolute protection against overcharging, deep discharge, short circuit and excessive current. INNOVATION THROUGH HIGH PERFORMANCE AND RELIABILITY: The charging process starts automatically, no need to press a button. With the LED indicator on the housing, the charging status can be checked at any time. The satin-coloured case is resistant to …
£25.50
Amazon.co.uk
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Power Bank Hama Color Power Pack 20000
Hama Color Power Pack 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 1, maximum 15 W, USB type C 1
Input:USB type C, maximum 15 W
Body:plastic
Weight:368 g
10000 mAh20000 mAh
Colour:
from £25.61 up to £31.42 
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£26.00
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Dual USB Charger / 20,000 mAh / Power Output (Max) 3 / Battery Charging Time 9 h / USB-A Interfaces / Green / 368 g
£25.61
Idealo.co.uk
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Idealo.co.uk
Juice JUI-PBANK-MAX-20000MA-ECO-NVY 20000 mAh Navy
from £26.87 up to £27.73 
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£27.00
£28.00
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Power Bank Varta Power Bank Energy 20000
Varta Power Bank Energy 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, USB type C 1
Input:microUSB, USB type C
Body:plastic
Weight:435 g
Power Bank 3MK PowerHouse 20000
3MK PowerHouse 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 22.5 W, USB type C 1, maximum 20 W
Input:microUSB, USB type C, maximum 18 W
Body:plastic
£27.19
Amazon.co.uk
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Power Bank Trust Redoh 20000
Trust Redoh 20000
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 1, maximum 18 W, USB type C 2
Input:USB type C, maximum 18 W
Body:plastic
Weight:408 g
10000 mAh20000 mAh
Colour:
Electronics Batteries Ansmann. 20.000mah Power Bank
from £27.40 up to £27.99 
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£27.00
£28.00
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Power Bank Mophie Powerstation XXL
Mophie Powerstation XXL
Battery capacity:20000 mAh, Li-Pol
Outputs:USB A 3
Input:microUSB
Body:aluminium
Weight:428 g
£27.53
Smartteck.co.uk
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Power Bank Yenkee YPB 2020
Yenkee YPB 2020
Battery capacity:20000 mAh, 74 W*h, Li-Pol
Outputs:USB A 2, maximum 10.5 W
Input:microUSB, USB type C, maximum 11 W
Body:plastic
Weight:380 g
£27.66
Amazon.co.uk
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Specifications:Design:- Number of devices connected simultaneously (max.): 1- Charger Compatibility: Universal- Shape: Rectangle- LED indicators: YesPerformance:- Charging source: USB- Battery technology: Lithium- Battery capacity: 20000mAhPower control:- Input voltage: 5V- Input current: 2A- Output voltage: 12V- Output current: 1.67A- Current Port 2 Output: 1.5APorts and Interfaces:- Input interface: USB Type C- USB A number of outputs: 1- Number of USB Type C ports: 1Environmental conditions:- Operating temperature range: 0 - 40°CWeight and measurements:- Broad: 68.5mm- Depth: 25mm- Height: 137mm- Weight: 401g
from £19.99 up to £27.99 
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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 £27.99 up to £44.99 
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£28.00
£28.00
£45.00
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Juice JUI-PBANK-MAX-20000MA-ECO-BLK 20000 mAh Black
from £28.00 up to £29.01 
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£28.00
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