# Portable power bank Dudao K31 Pro 45W 20000mAh with built-in retractable USB-C cable, gray

**URL:** https://aio.lv/en/product--dudao-6977196682010--11675178
**Data updated:** 2026-02-16 07:07 (EET)
**Category:** Power Banks
**Manufacturer:** Dudao
**Manufacturer code:** 6977196682010
**EAN:** 6977196682010
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 28.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dudao-6977196682010--11675178

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Dudao K31 Pro is a 20000mAh portable power bank offering up to 45W output for fast charging of smartphones, tablets and other USB-C devices. It features a built-in retractable USB-C cable for convenient on-the-go use and a compact gray housing that fits into bags. Suitable for travel, commuting and extended device use without mains power.

## Long description

Dudao K31 Pro is a portable power bank with a 20000mAh capacity and up to 45W output designed to charge smartphones, tablets and other USB-C devices. The unit includes a built-in retractable USB-C cable for convenient connection without carrying extra cables, and its compact gray housing is designed to fit easily into bags or backpacks for travel and daily use. The power bank supports fast charging and provides multiple charges for typical mobile devices while maintaining a lightweight, pocket-friendly form factor.
Advantages
The integrated retractable USB-C cable eliminates the need for an additional charging cord, reducing clutter and simplifying on-the-go charging. With a high-capacity 20000mAh battery and up to 45W output, the device delivers fast and reliable charging for a wide range of USB-C equipped smartphones and tablets. The gray compact housing balances capacity and portability, making it suitable for travel, commuting and extended use away from mains power.
Suitable for
 Charging smartphones and tablets during travel or commuting
 Providing extended power for remote work or study sessions
 Use during outdoor activities where mains power is unavailable
 Keeping devices powered on long flights or multi-day trips
Key specifications
 Battery capacity: 20000mAh
 Maximum output power: up to 45W
 Built-in cable: retractable USB-C cable integrated into the housing
 Output ports: USB-C (integrated) and additional USB ports if applicable
 Housing color and material: compact gray housing designed for portability
 Compatibility: designed for USB-C devices including smartphones and tablets
How to use
Connect your device to the built-in retractable USB-C cable and ensure the power bank is charged before use. Press the power button if required to start output; the power bank will deliver power up to its supported 45W output depending on the connected device and cable negotiation. Recharge the power bank using a compatible USB-C charger; charging time will vary with the input charger’s power. Store the unit in a dry, cool place when not in use and avoid exposing it to extreme temperatures.
Usage recommendations
For optimal performance, use a USB-C charger with sufficient input power to recharge the power bank efficiently and use the integrated USB-C cable for compatible devices to maintain the highest supported charging speed. Avoid full discharges for prolonged storage and follow device safety instructions to prolong battery lifespan.

## FAQ

### How much does the Dudao K31 Pro power bank 45W 20000mAh cost, and is it available for purchase?

The price is 34.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 380 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 13.07.2026 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. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11675178/66989621_large.webp