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Hoco CJ30 20000mAh power bank front view
Hoco CJ30 power bank built-in charging cables
Hoco

Hoco CJ30 20000mAh Power Bank

BDT 2,360

7 Days Replacement Warranty

Quantity

1
SKU: HOCO-CJ30

Keeping every device powered through a long day is easier with the Hoco CJ30 20000mAh power bank.
Built around a large 77Wh battery cell, this hoco power bank is designed for people who need reliable,
on-the-go charging without carrying a bag full of separate cables. Whether you're commuting, working
from a café, or traveling, the CJ30 keeps your phone, earbuds, and other USB devices ready to use.

What sets this power bank apart is its built-in connector system. Instead of hunting for the right
cable, the CJ30 comes with USB-C, Lightning, Micro-USB, and USB-A connections attached directly to the
unit, so you can charge almost any phone or accessory the moment you need to. Combined with 22.5W fast
output through PD 20W and QC 3.0 protocols, it tops up devices quickly rather than leaving you waiting.

A built-in LED digital display shows the exact remaining charge, so there are no surprises about how
much power is left before your next trip or meeting. For anyone comparing options in a hoco power bank
lineup, the CJ30 balances high capacity, fast charging, and everyday convenience in one compact design.

Key Features

  • 20,000mAh / 77Wh Battery Capacity — Stores enough energy for multiple full charges of a smartphone, so you stay powered through a full day or a long journey without needing an outlet.

  • Up to 22.5W Maximum Output — Delivers noticeably faster charging than standard power banks, cutting down the time your devices spend plugged in.

  • PD 20W and QC 3.0 Fast-Charging Support — Automatically matches the fastest safe charging protocol your phone or tablet supports, so you get maximum speed without any manual setup.

  • USB-C Recharging Input With Built-In Cable — Refill the power bank itself quickly using its own attached USB-C cable, removing the hassle of hunting for a spare charging cord.

  • Built-In USB-C, Lightning, Micro-USB, and USB-A Connectors — Charges iPhones, Android phones, older Micro-USB devices, and USB-A accessories directly from the unit, eliminating the need to carry separate cables.

  • LED Digital Battery Display — Shows precise remaining charge at a glance, helping you plan ahead instead of guessing when a recharge is needed.

Why Choose the Hoco CJ30 20000mAh Power Bank

The Hoco CJ30 is built for people who want fewer accessories and more reliability. Its high 20,000mAh
capacity means fewer recharges during the week, while the built-in cable system means you're never
caught without the right connector. For anyone who has struggled with tangled cords or forgotten
adapters, this hoco power bank solves both problems in a single device. The combination of 22.5W fast
charging and a clear digital display also makes it easy to trust — you always know how much power is
available and how quickly it will charge.

Technical Specifications

Specification

Details

Brand

Hoco

Model

CJ30

Battery Capacity

20,000mAh

Energy Capacity

77Wh

Maximum Output

Up to 22.5W

Fast-Charging Support

PD 20W, QC 3.0

Recharging Input

USB-C port with built-in USB-C cable

Built-In Connector System

USB-C, Lightning, Micro-USB, USB-A

Battery Indicator

LED digital display

Best Use Cases

Travel: One device covers charging needs for phones, earbuds, and accessories across different device types.

Office: A dependable backup for long meeting days or unexpected low-battery moments.

Students: Keeps phones and study devices charged between classes without needing an outlet.

Professionals: Fast charging support minimizes downtime between calls and tasks.

Compatibility

  • iPhones and other Lightning-based devices

  • Android smartphones and tablets with USB-C

  • Older Micro-USB devices

  • USB-A powered accessories such as fans, lamps, and earbuds cases

Frequently asked questions

Does the Hoco CJ30 support fast charging for iPhones and Android phones?

Yes. The CJ30 supports PD 20W and QC 3.0, so it delivers fast charging to compatible iPhones and Android devices automatically.

Do I need to carry a separate charging cable?

No. This hoco power bank has built-in USB-C, Lightning, Micro-USB, and USB-A connectors, so you can charge directly from the unit.

How can I check the remaining battery level?

The built-in LED digital display shows the exact remaining charge at any time.

How do I recharge the power bank itself?

Use the built-in USB-C cable to recharge the CJ30 through its USB-C input port.

Is the 20000mAh capacity enough for multiple charges?

Yes, the 77Wh battery can charge most smartphones multiple times before needing a recharge.

Hoco Store

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