Short description

The Xiaomi BHR9740GL is a powerful 20000 mAh external charging battery with an integrated USB-C cable and three ports that allow you to charge multiple devices at the same time. It provides fast charging up to 22.5 W, supports bidirectional USB-C mode and has an especially high capacity designed for long-term use on the go and in situations where a stable energy reserve is required. The dark grey matte body gives a modern, high-quality design while maintaining the practicality and durability of the device in daily use.

Key features

• Huge 20000 mAh capacity — several full smartphone charges.

• Integrated USB-C cable — no need to carry additional wires.

• Three outputs: USB-C PD port, USB-A port and the integrated USB-C cable.

• Fast charging up to 22.5 W — for both devices and the power bank itself.

• Bidirectional charging via USB-C — the same port works as input and output.

• Low-current mode for small devices (smartwatches, headphones, fitness bands).

• Protection against overvoltage, overcharge, short circuit, overheating and voltage fluctuations.

• Matte, scratch-resistant body for comfortable and safe use.

• Stable, efficient performance designed for long-term load in travel and work.

Technical specification

• Capacity: 20000 mAh

• Cell type: Li-ion

• Nominal energy: about 74 Wh

• Maximum output power: up to 22.5 W

• Input power (USB-C): about 18–22.5 W

• Output ports:

  • USB-C PD (input/output)

  • USB-A

  • Integrated USB-C cable

• Current and voltage (max.):

  • USB-C: 5 V/3 A, 9 V/2.5 A, 12 V/1.87 A

  • USB-A: 5 V/3 A, 9 V/2 A, 12 V/1.5 A

• Bidirectional charging: Yes (USB-C)

• Protection: short circuit, overheating, overvoltage, overcharge

• Material: heat-resistant polycarbonate

• Colour: Dark grey

• Weight: about 340 g

• Dimensions: approximately 128×73×32 mm

Why buy / what makes it different

• Very large capacity — suitable for long-term use without access to a power outlet.

• The integrated USB-C cable provides fast and convenient use at any moment.

• Three ports allow charging multiple devices at the same time — ideal for travel, car use, work and business trips.

• 22.5 W fast charging significantly reduces the charging time of smartphones and tablets.

• Bidirectional charging via USB-C ensures flexible and efficient replenishment of power.

• The matte dark grey body looks professional, does not get dirty and does not collect fingerprints.

• Protection systems ensure safe operation in any conditions.

• An excellent choice for travellers, remote workers, multi-device users and everyone who needs a reliable high-capacity energy source.

Package contents

• Xiaomi BHR9740GL external charging battery

• User manual

• Safety information

(USB-C cable is integrated — no additional wire is required.)

About Xiaomi

Xiaomi is a global technology brand known for functional and reliable solutions for everyday use — from smart devices and mobile phones to home electronics and portable power sources. The brand’s approach is based on innovation, affordable pricing and high construction quality, creating products that help users live more comfortably, safely and efficiently. Xiaomi power banks have become some of the most popular in the world thanks to long-lasting batteries, modern safety systems and thoughtful design.