Dudao K31 Pro 45W 20000mAh Powerbank mit integriertem einziehbarem USB-C-Kabel - Grau

20000 mAh, 45 W, 77 Wh
CHF0.48/1Wh
Delivered between Thu, 9.7. and Fri, 17.7.
More than 10 pieces in stock at supplier
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Product details

The Dudao K31 Pro Power Bank is a powerful and versatile energy source, equipped with a rated output of 45 watts and an impressive battery capacity of 20,000 mAh. This power bank is ideal for on-the-go use, providing enough energy to charge various devices such as smartphones, tablets, and other USB-C compatible devices. A special feature of this power bank is the integrated retractable USB-C cable, which allows for convenient handling and eliminates the need to carry additional cables. With a power capacity of 74 watt-hours (Wh), the K31 Pro is capable of efficiently powering even more demanding devices. The gray color gives the power bank a modern and elegant appearance that fits well into various environments. Therefore, the Dudao K31 Pro Power Bank is a practical solution for anyone who values mobility and efficiency.

Key specifications

Additional properties
LED battery status indicator
Charging technology
VOOC
USB ports
1 x USB1 x USB-C
Capacity
20000 mAh
Power capacity
77 Wh
Weight
420 g

General information

Item number
64311987
Manufacturer
Dudao
Category
Powerbanks
Manufacturer No.
6977196682010
Release date
20.10.2025

Colour

Colour
Grey
Exact colour description
Grey

Material

Material group
Plastic
Material
ABSPC

Power bank properties

Powerbank type
Powerbank
Additional properties
LED battery status indicator
Min. output voltage
5 V
Max. output voltage
20 V
Output voltage
5 - 20 V
Electric current output
3 A
Charging technology
VOOC
Nominal power
45 W

Connections

USB ports
1 x USB1 x USB-C

Battery properties

Battery type
Lithium-Imide
Capacity
20000 mAh
Power capacity
77 Wh

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
1.9 kg
Climate contribution
CHF 0.11

Scope of delivery

Scope of delivery
Built-in retractable USB-C cableCarrying cordManualPowerbank

Product dimensions

Length
158 mm
Width
76 mm
Height
24 mm
Weight
420 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Powerbanks» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 52.Revolt
    2.9 %
  • 53.LINQ Connects
    3 %
  • 54.Dudao
    3.1 %
  • 54.Verbatim
    3.1 %
  • 56.EcoFlow
    3.4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Choetech
    0 days
  • 1.Digitec
    0 days
  • 1.Dudao
    0 days
  • 1.EcoFlow
    0 days
  • 1.FreeVoice
    0 days

Return rate

How often is a product of this brand in the «Powerbanks» category returned?

Source: Digitec Galaxus
  • 63.Voltcraft
    4.1 %
  • 64.Maxlife
    4.2 %
  • 65.Dudao
    4.4 %
  • 66.RealPower
    4.8 %
  • 67.Ueli Express
    5.5 %
Source: Digitec Galaxus