Xiaomi Power Bank 4i 20000mAh 33W Sonic Charge
The Xiaomi Power Bank 4i is a high-capacity portable charging solution designed for users who need reliable power on the go. With a 20,000mAh battery and support for up to 33W fast charging, it offers convenient charging for compatible smartphones and other electronic devices.
Key Features
20,000mAh High-Capacity Battery
The large battery capacity helps keep your devices powered during travel, work, and daily activities.
33W Sonic Charge Fast Charging
The power bank supports up to 33W output through its compatible USB-C connection. Actual charging speed depends on the connected device, cable, and supported charging protocol.
Triple Device Charging
Three output ports—two USB-A ports and one USB-C port—allow you to connect multiple compatible devices. Output performance may vary when charging several devices simultaneously.
Two-Way Fast Charging
The USB-C port supports input and output, allowing compatible fast charging of both the power bank and connected devices.
Power Delivery and Quick Charge Support
Support for compatible charging protocols helps provide flexible charging options for supported devices.
12-Layer Safety Protection
The power bank includes multiple protection features designed to help guard against overheating, overcharging, overcurrent, overvoltage, and short circuits.
Low-Power Discharge Mode
A dedicated low-power mode supports charging compatible low-power accessories, such as earbuds and smartwatches.
Product Specifications
- Brand: Xiaomi
- Product Name: Power Bank 4i Sonic Charge
- Model: PB2030IN
- Battery Capacity: 20,000mAh
- Maximum Output: 33W
- Input Port: USB-C
- Output Ports: 2 × USB-A, 1 × USB-C
- Battery Type: Lithium-ion
- Battery Energy: 74Wh
- Weight: Approximately 440g
- Dimensions: 15.06 × 7.22 × 2.63cm
- Colours: Jet Black, Turbo Blue, and Nitro Green, depending on availability
- Charging Adapter: Not included
- Warranty: 1 year, subject to applicable terms
Ideal for Everyday Use
Whether you are travelling, commuting, working remotely, or spending time away from a power outlet, the Xiaomi Power Bank 4i offers convenient portable charging for compatible devices.
Choose a compatible charging cable and adapter to get the best possible performance from this power bank.






