HOCO CJ31 20000mAh Power Bank Front View

HOCO CJ31 20000mAh Power Bank with Built-In USB-C and Lightning Cables

By HocoIn stock

৳2,385

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Specifications

BrandHOCO
ModelCJ31
Product TypePortable Power Bank
Battery Capacity20,000mAh
Energy Rating74 Wh
Maximum USB-A Output22.5W
Power DeliveryUp to 20W
Built-In CablesUSB-C and Lightning
Additional ConnectionsUSB-A, USB-C and Micro-USB input
DisplayDigital battery percentage display

Description

The HOCO CJ31 20000mAh power bank keeps your phone and other devices charged through a long day out. With 22.5W USB-A output and PD 20W support, it is built for fast, practical charging whenever your battery runs low.

Built-in USB-C and Lightning cables mean you do not have to carry a separate cable for many devices. A digital display shows the remaining battery percentage, so you always know how much charge is left before you head out.

If you are looking for a reliable HOCO power bank in Bangladesh, the CJ31 is a high-capacity, easy-to-use option for commuting, work, study and travel.

Key Features

  • 20,000mAh battery capacity (74Wh): Provides plenty of stored power, so you can recharge your devices more than once before the power bank itself needs charging.

  • Up to 22.5W USB-A output: Delivers fast charging for compatible devices, which helps you top up quickly during short breaks.

  • PD 20W charging support: Supports Power Delivery up to 20W for compatible devices, giving you quick charging through a modern standard.

  • Built-in USB-C and Lightning cables: Lets you charge compatible USB-C and Lightning devices without carrying extra cables, so your bag stays lighter and tidier.

  • Digital battery percentage display: Shows the exact remaining charge, so you can plan your day without guessing.

  • Multiple charging connections: Includes USB-A, USB-C and Micro-USB connections, giving you flexibility across different devices and cables.

Why Choose the HOCO CJ31 20000mAh Power Bank

The CJ31 balances capacity, speed and convenience in one portable unit. A 20,000mAh battery gives you real everyday backup, and fast output options help you recover charge quickly when time is short.

The built-in cables and clear battery percentage display remove everyday hassles. You can plug in straight away, check the remaining power at a glance and keep going without hunting for a cable.

For buyers searching for a HOCO power bank, the CJ31 is a practical pick for daily use and trips. Backed by Geary BD's fast delivery and warranty support, it is a confident choice for Bangladesh buyers.

Best Use Cases

  • Daily commute: Keep your phone charged through traffic, calls, maps and music.

  • Travel: Carry high-capacity backup power for long journeys and trips.

  • Office and study: Recharge your devices at your desk or in class when sockets are far away.

  • Emergency backup: Keep a charged power bank ready for load-shedding or unexpected delays.

Compatibility

  • Works with compatible devices that charge through USB-A, USB-C or Lightning connections.

  • Supports PD 20W charging for compatible Power Delivery devices.

  • Built-in USB-C and Lightning cables can be used with compatible devices that use those connectors.

Warranty

7 days replacement warranty

Read the warranty policy

Reviews

Frequently asked questions

What is the capacity of the HOCO CJ31 power bank?

It has a 20,000mAh battery capacity with a 74Wh energy rating.

Does the HOCO CJ31 support PD fast charging?

Yes. It supports Power Delivery charging up to 20W for compatible devices.

What is the maximum USB-A output?

The maximum USB-A output is 22.5W for compatible devices.

Does this power bank have built-in cables?

Yes. It includes built-in USB-C and Lightning cables, so you can charge compatible devices without a separate cable.

Get the HOCO CJ31 20000mAh Power Bank in Bangladesh

Buy the HOCO CJ31 20000mAh Power Bank at the best price in Bangladesh from Geary BD with fast delivery and warranty support. Order today for reliable, fast backup power wherever you go.

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