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header-product Portable Battery DUDAO K4S+ 20000mAh
14.99 €

Portable Battery DUDAO K4S+ 20000mAh

Portable Battery DUDAO K4S+ K4S+-white Photo 1
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Portable Battery DUDAO K4S+ K4S+-white Photo 1
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Short description

The DUDAO K4S+ Powerbank features a 20000mAh capacity and 5V voltage, providing reliable power on the go. With 2 USB Type-A output ports, it allows you to charge multiple devices simultaneously. Its sleek white design makes it a stylish accessory for your tech needs.
Available for order: 50 pcs.
Warranty: 2 Years
SKU: 10498338
Manufacturer: Dudao
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
09.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
14.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.51 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
14.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The DUDAO K4S+ portable battery has a 20000 mAh capacity and 5V output, offering reliable mobile power for smartphones, tablets and other USB-powered devices. The white powerbank is equipped with two USB-A output ports so you can charge two devices at the same time. Its compact design suits everyday carry and travel.

Advantages

The DUDAO K4S+ combines high-capacity 20000 mAh storage with dual 2A USB-A outputs to deliver stable charging for multiple devices. The universal compatibility ensures it works with a wide range of chargers and USB-powered gadgets. The neutral white finish integrates unobtrusively with different devices and accessories.

Suitable for

  • Charging smartphones on the go
  • Keeping a tablet powered during travel
  • Providing backup power for USB accessories (wearables, earbuds, small gadgets)
  • Use during commuting or short trips

Key specifications

  • Battery capacity: 20000 mAh
  • Output voltage: 5V
  • Output current: up to 2A per port (two USB-A ports)
  • Number of output ports: 2 (USB-A x2)
  • Colour: White
  • Model / MPN: K4S+-white

How to use

Connect your device to one of the USB-A output ports using a compatible USB cable. The powerbank supplies 5V output and can charge up to two devices simultaneously. To recharge the powerbank, use a suitable USB charger and connect to the input port on the unit (use a charger and cable compatible with the product). Follow device indicators to monitor charging status.

Usage recommendations

Store the DUDAO K4S+ in a dry, cool place and avoid exposing it to high temperatures. Use appropriate cables and chargers rated for the powerbank to ensure safe and efficient charging. Do not disassemble or subject the unit to strong impacts.

Specifications

Number of simultaneously connected devices (max):
2
Battery capacity:
20000 mAh
Charger compatibility:
Universal
Product colour:
White
All features

Performance

Battery voltage:
5 V
Fast charging:
No
Wireless charging:
No
Charging source:
USB
Built-in radio:
No
USB Power Delivery (USB PD):
Yes
USB Power Delivery up to:
10 W

Power

Input voltage:
5
Input current:
2
Port 1 output power:
10 W
Port 2 output power:
10 W

Ports & interfaces

Input interface:
Micro-USB + USB Type-C
USB Type-A output ports:
2
USB Type-A connector:
Yes

Design

Product colour:
White
Charger compatibility:
Universal
Shape:
Rectangle
Number of simultaneously connected devices (max):
2

Weight & dimensions

Height:
2.5 mm
Width:
7 mm
Depth:
13.7 mm
Micro-USB cable length:
130 mm

Battery

Battery capacity:
20000 mAh

Packaging content

Cables included:
Micro-USB

Description

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Customer reviews

Customer questions

FAQ

How much does the Portable Battery DUDAO K4S+ K4S+-white cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Dudao products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Dudao service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: number of simultaneously connected devices (max), battery capacity, charger compatibility, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.