Dudao K4S+

20000 mAh, 10 W, 74 Wh
CHF0.59/1Wh
3Ratings
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Delivered between Thu, 16.4. and Fri, 24.4.
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Product details

Dudao Powerbank 20000mAh 2xUSB-A 10W black (K4S+)

The Dudao Powerbank is the perfect gadget for you. It allows you to charge two devices simultaneously, such as smartphones, watches, headphones, fitness bands, or e-book readers. With a battery capacity of 20000 mAh, it is more than sufficient for daily use. Its compact size and lightweight design make it ideal for travel, as it easily fits into a backpack, handbag, or purse.

Key benefits of the product:

  • Simultaneous charging of two devices, e.g., a smartphone and a smartwatch.
  • Two USB-A outputs.
  • Safe for your electronic devices with built-in protection against overcharging, overheating, and overvoltage.
  • Two input ports: Micro USB and USB-C.

Specifications:

  • Brand: Dudao
  • Model: K4S+
  • Color: Black
  • Dimensions: 13.7 x 7 x 2.5 cm
  • Output power: 10W
  • Capacity: 20000mAh
  • Input power: Micro USB: 5V/2A, USB-C: 5V/2A
  • Output power: USB-A1: 5V/2A, USB-A2: 5V/2A
  • Includes cable: Micro-USB 0.13m.

Key specifications

Additional properties
LED battery status indicator
USB ports
1 x Micro USB, 1 x USB-C, 2 x USB
Charging technology
Power Delivery
Capacity
20000 mAh
Power capacity
74 Wh
Weight
450 g

General information

Item number
33480565
Manufacturer
Dudao
Category
Powerbanks
Manufacturer no.
K4S+-black
Release date
17.5.2023

Colour

Colour
Black
Exact colour description
Black

Power bank properties

Powerbank type
Powerbank
Additional properties
LED battery status indicator

Connections

USB ports
1 x Micro USB, 1 x USB-C, 2 x USB

Power supply

Battery voltage
3.70 V
output voltage
5 V
Electric current output
2 A
Charging technology
Power Delivery
Nominal power
10 W

Battery properties

Battery type
LiPo
Capacity
20000 mAh
Power capacity
74 Wh

Voluntary climate contribution

CO₂ emissions
3.43 kg
Climate contribution
CHF 0.11

Scope of delivery

Scope of delivery
Micro-USB Cable, USB-C cable

Product dimensions

Length
137 mm
Width
70 mm
Height
25 mm
Weight
450 g

Package dimensions

Length
18.50 cm
Width
11.90 cm
Height
3.90 cm
Weight
517 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
  • 53.Verbatim
    2.8 %
  • 54.Sharge
    3.2 %
  • 55.Dudao
    3.3 %
  • 55.Hermex
    3.3 %
  • 57.Usams
    3.5 %

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.Benks
    0 days
  • 1.Digitec
    0 days
  • 1.Dudao
    0 days
  • 1.FreeVoice
    0 days
  • 1.Fresh'N Rebel
    0 days

Return rate

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

Source: Digitec Galaxus
  • 59.Usams
    3.7 %
  • 60.Baseus
    3.9 %
  • 61.Dudao
    4.3 %
  • 62.Maxlife
    4.4 %
  • 63.RealPower
    4.9 %
Source: Digitec Galaxus