Xiaomi Power Bank 4i 20000mAh 33W Super Fast Charging PD | Power Delivery |QC 3.0|Type C Input & Output|Triple Output Ports|Classic Black|Supports Android,Apple, Tablets, Earbuds,Watch(MI Powerbank)

Original price was: ₹3,999.00.Current price is: ₹2,199.00.

About this item

  • Massive 20000mAh Battery Capacity – Reliable power backup for smartphones, tablets, wearables, and more; perfect for travel and long usage days.
  • 33W Fast Charging Support – High-speed charging with two-way fast charge via Type-C port; charges compatible devices quickly and efficiently. Superior Output
  • Triple Port Output – Equipped with 2 USB-A and 1 USB-C output ports to charge three devices simultaneously, boosting convenience and productivity.
  • Smart Power Delivery (PD) Support – Advanced PD 3.0 ensures intelligent and optimized charging for all your devices, including iPhones, Android phones, and tablets.
SKU: N/A Category:

Description

Connector Type USB Type C
Brand XIAOMI
Battery Capacity 20000 Milliamp Hours
Colour Classic black
Special Feature 33W Fast Charging, Compatible with All Smartphones, Fast Charging, Short Circuit Protection, Triple Port Charging

Technical Details

Package Dimensions ‎18.9 x 9.7 x 3.2 cm; 440 g
Batteries ‎4 Lithium Ion batteries required. (included)
Item model number ‎PB2030IN
Special features ‎33W Fast Charging, Compatible with All Smartphones, Fast Charging, Short Circuit Protection, Triple Port Charging
Other display features ‎Wireless
Colour ‎Classic black
Battery Power Rating ‎20000 Milliamp Hours
Whats in the box ‎Cable, User Manual
Manufacturer ‎TOPBAND India Pvt Limited,Phase li, Khed, Khalumbre Pune 410501, India
Country of Origin ‎India
Item Weight ‎440 g

Additional Information

ASIN B0DCZ3WDTB
Customer Reviews
4.2 out of 5 stars 101,468 ratings

4.2 out of 5 stars

Best Sellers Rank
Date First Available 17 October 2024
Manufacturer TOPBAND India Pvt Limited,Phase li, Khed, Khalumbre Pune 410501, India, Xiaomi Technology India Pvt Ltd, Ground Floor, AKR Infinity, SY, No 113, Krishna Reddy Industrial area, 7th Mile, Hosur Road, Bangalore 560068, Karnataka, India, Phone No: 1800 103 6286, Email: Service.in@xiaomi.com
Packer TOPBAND India Pvt Limited, A-22/10 Chakan Industrial Area, Phase li, Khed, Khalumbre Pune 410501, India
Importer Xiaomi Technology India Private Limited,Building Orchid. Block E, Embassy Tech,Village,Marathahalli Outer Ring Road, Devarabisanahalli, Bengaluru 560103
Net Quantity 1.0 Count
Generic Name Powerbank

Introduction – Why Xiaomi Power Bank 4i is the Best Power Bank 20000mAh

In today’s fast-paced digital world, a reliable power bank 20000mAh is essential for keeping smartphones, tablets, earbuds, smartwatches, and other devices charged on the go. The Xiaomi Power Bank 4i 20000mAh stands out as a premium solution, combining high capacity, fast charging, multi-device compatibility, and portability.

With 33W Super Fast Charging, Power Delivery (PD) support, and Quick Charge 3.0 (QC 3.0), this power bank ensures that your devices are charged efficiently and safely. Whether you are commuting, traveling, or working remotely, the Xiaomi Power Bank 4i guarantees uninterrupted power supply, making it a top choice for anyone looking for a power bank 20000mAh.

Why Choose a Power Bank 20000mAh

A power bank 20000mAh is ideal for users who demand extended battery life and the ability to charge multiple devices without frequent recharging. This capacity allows:

  • Multiple full charges for smartphones: Charge most smartphones 3–5 times

  • Tablet charging: Enough power to top up your tablet during work or travel

  • Charging wearables and accessories: Supports earbuds, smartwatches, and other small devices

With its high capacity, the Xiaomi Power Bank 4i ensures you never run out of battery, making it the perfect power bank 20000mAh for modern digital lifestyles.

Ideal for Every Device

The Xiaomi Power Bank 4i supports a wide range of devices:

  • Android smartphones: Fast charging for all major brands

  • Apple devices: Compatible with iPhone, iPad, and AirPods

  • Tablets and portable gadgets: Keeps devices powered during work or travel

  • Wearables and accessories: Charge smartwatches, earbuds, and Bluetooth devices

This versatility makes it a highly recommended power bank 20000mAh for users with multiple devices

Why It’s the Best Power Bank 20000mAh

The Xiaomi Power Bank 4i combines high capacity, fast charging, multi-device compatibility, portability, and safety, making it one of the most versatile power bank 20000mAh options available in 2025.

Whether you need uninterrupted power for work, gaming, streaming, or travel, this power bank delivers performance, convenience, and peace of mind, making it the ideal choice for tech-savvy users seeking a reliable power bank 20000mAh.

Design & Build – Sleek and Durable Power Bank 20000mAh

When choosing a power bank 20000mAh, both design and build quality matter. The Xiaomi Power Bank 4i 20000mAh excels in these areas, combining a sleek aesthetic with a robust construction for everyday use.

Sleek and Modern Design

The Xiaomi Power Bank 4i features a minimalist design in classic black, appealing to both professionals and casual users:

  • Compact dimensions: Easily fits into backpacks, handbags, and pockets

  • Slim profile: Lightweight and easy to carry

  • Rounded edges: Comfortable to hold while charging devices

This design ensures that the Xiaomi Power Bank 4i is not only functional but also stylish, making it a premium power bank 20000mAh for modern users.

Durable Exterior

Durability is a key feature for a high-capacity power bank 20000mAh:

  • Sturdy ABS plastic: Resistant to scratches, drops, and daily wear

  • Heat-resistant materials: Keeps the power bank safe during fast charging

  • Premium finish: Maintains a clean, professional look even with frequent use

With its robust construction, the Xiaomi Power Bank 4i is reliable and long-lasting, suitable for both travel and daily commuting.

Capacity & Battery Technology – Efficient Power Bank 20000mAh

The standout feature of the Xiaomi Power Bank 4i is its high capacity, making it a reliable power bank 20000mAh for daily use.

Massive 20000mAh Battery Capacity

With 20000mAh capacity, this power bank delivers:

  • Multiple full charges for smartphones: Up to 4–5 full charges depending on device

  • Tablet charging: Enough power to keep tablets functional during long work sessions

  • Support for wearables and accessories: Charge smartwatches, earbuds, and Bluetooth devices

This ensures you stay powered up throughout the day, whether at work, school, or traveling.

Advanced Lithium-Polymer Battery

The Xiaomi Power Bank 4i uses high-quality lithium-polymer cells:

  • High energy density: Provides maximum capacity in a compact form factor

  • Long cycle life: Can be charged and discharged hundreds of times without losing efficiency

  • Stable output: Ensures consistent power delivery to devices

This advanced battery technology positions the Xiaomi Power Bank 4i as a top-tier power bank 20000mAh for reliability and performance.

Efficient Power Delivery (PD) & Quick Charge 3.0

The power bank supports:

  • 33W Power Delivery (PD): Fast and efficient charging for smartphones and tablets

  • Quick Charge 3.0 (QC 3.0): Optimizes charging speed for compatible devices

  • Triple output ports: Simultaneously charge multiple devices without reducing efficiency

With these technologies, the Xiaomi Power Bank 4i maximizes the potential of a power bank 20000mAh, ensuring rapid, safe, and efficient charging.

Charging Ports & Connectivity – Versatile Power Bank 20000mAh

One of the key features that sets the Xiaomi Power Bank 4i 20000mAh apart is its versatile charging ports and connectivity options, ensuring that users can charge multiple devices simultaneously and efficiently.

Triple Output Ports for Multi-Device Charging

The power bank comes equipped with three output ports:

  • USB Type-C port: Supports both input and output, compatible with modern smartphones, tablets, and laptops

  • Dual USB-A ports: Charge legacy devices or multiple gadgets at the same time

  • Simultaneous charging: Power up three devices without compromising speed

This flexibility makes the Xiaomi Power Bank 4i a reliable power bank 20000mAh for users with multiple devices.

USB Type-C Input & Output

The Type-C port is designed for convenience:

  • Bidirectional charging: Use the same port for charging the power bank and connected devices

  • Universal compatibility: Works with Android smartphones, tablets, laptops, and other USB-C devices

  • Fast data and power transfer: Efficiently charges high-capacity devices

This makes the power bank 20000mAh highly versatile and future-proof.

Fast Charging Support – 33W Super Fast Power Bank 20000mAh

Speed is crucial when selecting a power bank 20000mAh, and the Xiaomi Power Bank 4i excels in fast charging, delivering power efficiently and safely.

33W Super Fast Charging

The Xiaomi Power Bank 4i supports 33W Super Fast Charging, allowing devices to charge rapidly:

  • Charge smartphones up to 50% in around 30–40 minutes (depending on device)

  • Fast recharge for tablets and large-capacity devices

  • Ideal for on-the-go users who need power quickly

This ensures the power bank 20000mAh keeps up with the demands of busy lifestyles.

Power Delivery (PD) Support

The Power Delivery (PD) feature allows:

  • Optimized voltage and current for compatible devices

  • Safe and fast charging without overloading the battery

  • Compatibility with laptops, tablets, and newer smartphones

PD support enhances the Xiaomi Power Bank 4i’s versatility as a high-performance power bank 20000mAh.

Quick Charge 3.0 Technology

The QC 3.0 technology ensures:

  • High-speed charging for compatible Android devices

  • Efficient energy transfer to reduce charging time

  • Safe operation with temperature and overcharge protection

This combination of 33W Super Fast Charging, PD, and QC 3.0 makes the Xiaomi Power Bank 4i a reliable and efficient power bank 20000mAh for all devices.

Compatibility – Works with Android, Apple, Tablets, Earbuds & Watches

The Xiaomi Power Bank 4i 20000mAh is designed for universal compatibility, making it a truly versatile power bank 20000mAh suitable for all your devices.

Universal Device Support

This power bank supports a wide range of devices:

  • Android smartphones: Fast charging for Samsung, OnePlus, Xiaomi, and more

  • Apple devices: Compatible with iPhones, iPads, AirPods, and other Apple accessories

  • Tablets: Keep your large-capacity tablets charged during work or travel

  • Wearables and earbuds: Charge smartwatches, wireless earbuds, and other Bluetooth devices

This multi-device compatibility ensures that the Xiaomi Power Bank 4i serves as a complete power bank 20000mAh for every gadget in your digital ecosystem.

Works With Multiple Operating Systems

The power bank is fully compatible with:

  • iOS devices: Optimized for Apple’s fast charging protocols

  • Android devices: Supports QC 3.0 and PD for rapid power delivery

  • USB-C devices: Laptops, cameras, and other peripherals

This makes the power bank 20000mAh future-ready for a variety of electronics, whether you are a student, professional, or traveler.

Safety Features – Secure Power Bank 20000mAh

Safety is one of the most critical considerations in a high-capacity power bank 20000mAh, and the Xiaomi Power Bank 4i excels in this aspect.

Overcharge and Over-Discharge Protection

The Xiaomi Power Bank 4i protects both the power bank and your devices:

  • Overcharge protection: Prevents excessive charging that can damage device batteries

  • Over-discharge protection: Ensures the power bank retains a safe reserve of energy

  • Stable voltage and current: Reduces the risk of electrical surges

These features guarantee safe operation, making it a secure power bank 20000mAh for everyday use.

Short-Circuit Protection

To prevent accidents, the Xiaomi Power Bank 4i incorporates:

  • Automatic shutdown in case of short circuits

  • Enhanced circuit design for safe energy distribution

  • Protection against electrical hazards for all connected devices

This makes the power bank 20000mAh reliable for both home and travel scenarios.

Temperature Control

The device is equipped with temperature monitoring and control:

  • Prevents overheating during fast charging

  • Keeps the device cool while powering multiple devices

  • Enhances battery lifespan and performance

This ensures the Xiaomi Power Bank 4i 20000mAh operates efficiently and safely under all conditions.

Portability – Compact and Travel-Friendly Power Bank 20000mAh

Portability is a key factor when choosing a power bank 20000mAh, and the Xiaomi Power Bank 4i excels with its sleek, lightweight, and travel-ready design. Despite its high capacity, it is engineered to be convenient for users on the move.

Slim and Lightweight Design

  • Compact dimensions: Easily fits in backpacks, handbags, and even larger pockets

  • Lightweight: Makes it easy to carry during travel or daily commutes

  • Rounded edges and premium finish: Comfortable to hold and stylish

This ensures the Xiaomi Power Bank 4i is not just a high-capacity power bank 20000mAh, but also easy to take anywhere without adding bulk.

Travel-Friendly Features

For frequent travelers, this power bank 20000mAh offers:

  • Multiple device support: Charge phone, tablet, smartwatch, and earbuds simultaneously

  • Universal compatibility: Works with Android, Apple, and other USB-powered devices

  • Safe for air travel: High-quality lithium-polymer cells with protective circuitry

Its portability and multi-device capability make the Xiaomi Power Bank 4i ideal for students, professionals, and travelers seeking a reliable power bank 20000mAh.

Real-World Battery Performance – Reliable Power Bank 20000mAh

The true value of a power bank 20000mAh lies in its real-world performance, and the Xiaomi Power Bank 4i delivers impressive results under everyday usage.

Multiple Full Charges

With its 20000mAh capacity, the power bank can provide:

  • Up to 4–5 full charges for most smartphones

  • 1–2 full charges for tablets, depending on battery size

  • Rapid recharging for smaller devices like earbuds or smartwatches

This ensures that users can rely on the Xiaomi Power Bank 4i for continuous power during work, travel, or entertainment.

Efficient Power Management

The power bank intelligently manages energy distribution:

  • Simultaneous charging: Distributes power across three devices without slowing charging speed

  • Smart output adjustment: Detects device requirements for optimized power delivery

  • Minimal energy loss: High efficiency ensures maximum utilization of its 20000mAh capacity

This makes the Xiaomi Power Bank 4i a dependable power bank 20000mAh for both single-device and multi-device usage.

Long-Term Reliability

The combination of high-quality battery cells and advanced protection circuits ensures:

  • Sustained capacity over months of frequent use

  • Consistent charging performance without degradation

  • Durable construction for long-lasting reliability

In real-world scenarios, the Xiaomi Power Bank 4i consistently demonstrates why it is one of the most reliable power bank 20000mAh options available.

Multi-Device Usage – Triple Output Power Bank 20000mAh

The Xiaomi Power Bank 4i is a true multi-device solution, capable of charging several gadgets simultaneously. Its triple output ports ensure that smartphones, tablets, earbuds, and watches can all be powered efficiently.

Simultaneous Device Charging

  • Three devices at once: Use the Type-C and dual USB-A ports for maximum convenience

  • Smart power allocation: Ensures each device receives optimal current without slowing down other devices

  • Ideal for families or professionals: Keep all essential devices charged at home, office, or while traveling

This feature makes it a highly versatile power bank 20000mAh, perfect for modern tech users.

Charging Efficiency

  • Maintains fast charging speed even with multiple devices connected

  • Smart chip technology ensures energy-efficient distribution

  • Minimal energy loss during simultaneous charging

The Xiaomi Power Bank 4i proves itself as a dependable power bank 20000mAh for multi-device households and on-the-go professionals.


 Comparison with Competitors – Why Xiaomi 4i Wins as Power Bank 20000mAh

When compared to other power bank 20000mAh options, the Xiaomi 4i stands out for its combination of capacity, speed, and versatility.

Feature Xiaomi Power Bank 4i 20000mAh Competitor A Competitor B
Capacity 20000mAh 20000mAh 15000mAh
Output Ports Triple (USB-C + 2x USB-A) Dual USB Dual USB
Fast Charging 33W PD + QC 3.0 18W 22W
Compatibility Android, Apple, Tablets, Accessories Android Only Android + Apple
LED Indicators
Safety Features Overcharge, Overcurrent, Short-circuit Basic Basic
Price Affordable Higher Comparable

The combination of 33W fast charging, multi-device support, safety, and affordability makes the Xiaomi Power Bank 4i the best choice among power bank 20000mAh options.


 FAQs – Everything About This Power Bank 20000mAh

Q1: How many times can this power bank charge a smartphone?
Up to 4–5 full charges, depending on the device battery capacity.

Q2: Can it charge multiple devices at the same time?
Yes, it supports triple output charging without slowing down speed.

Q3: Is it compatible with Apple devices?
Yes, it supports iPhones, iPads, and AirPods with fast charging.

Q4: Is it safe for travel?
Yes, it uses certified lithium-polymer cells and has overcharge, overcurrent, and temperature protection.

Q5: How long does it take to recharge the power bank?
Approximately 6–7 hours via the Type-C input (charging time may vary).

These FAQs highlight why the Xiaomi Power Bank 4i is a versatile power bank 20000mAh suitable for all users.


 Pros & Cons – Strengths and Limitations of a Power Bank 20000mAh

Pros:

  • High 20000mAh capacity for multiple full charges

  • 33W Super Fast Charging with PD & QC 3.0 support

  • Triple output ports for multi-device charging

  • Compatible with Android, Apple, tablets, and accessories

  • LED indicators and compact, portable design

  • Multiple safety protections for secure charging

Cons:

  • Relatively larger size compared to 10000mAh models

  • Charging the power bank itself may take several hours

  • Not suitable for high-wattage laptops

This balanced overview helps users make informed decisions about this power bank 20000mAh.


 Final Verdict

The Xiaomi Power Bank 4i 20000mAh is a versatile, reliable, and fast-charging solution for modern tech users. Its 33W Super Fast Charging, triple output ports, multi-device compatibility, and robust safety features make it one of the most recommended power bank 20000mAh options in 2025.

Additional information

colour

green, blue, black

Reviews

There are no reviews yet.

Be the first to review “Xiaomi Power Bank 4i 20000mAh 33W Super Fast Charging PD | Power Delivery |QC 3.0|Type C Input & Output|Triple Output Ports|Classic Black|Supports Android,Apple, Tablets, Earbuds,Watch(MI Powerbank)”

Your email address will not be published. Required fields are marked *

Go to Top