Hoco J121A Fast 22.5W + PD20W 20000mAh Power Bank
The Hoco J121A Fast 22.5W + PD20W Fully Compatible Power Bank is a high-capacity portable charger designed to provide reliable power for smartphones, tablets, earbuds, and other USB-powered devices. With a 20000mAh capacity, 22.5W fast charging, 20W USB Type-C PD output, multiple input and output ports, and an LED digital display, the J121A is a practical choice for travel, work, study, commuting, and everyday use.
20000mAh High Capacity
The Hoco J121A features a 20000mAh battery capacity, equivalent to 74Wh, giving you significantly more backup power than a standard 10000mAh power bank. Its rated capacity is 11000mAh at 5V/3A, making it suitable for extended use when you are away from a wall charger.
Whether you need extra power during travel or a busy working day, the J121A provides convenient portable charging whenever you need it.
22.5W Fast Charging
The J121A supports up to 22.5W fast charging through its USB-A outputs. Compatible devices can take advantage of supported fast-charging protocols for faster and more efficient charging.
It supports PD3.0, PD20W, QC3.0, QC2.0, FCP, SCP, and AFC fast-charging protocols, providing broad compatibility with many modern smartphones and USB-powered devices.
20W USB Type-C PD Output
The dedicated USB Type-C output supports up to 20W, including Power Delivery support. This makes the J121A suitable for compatible USB-C smartphones and other devices that support PD fast charging.
Actual charging speed depends on the connected device, cable, and supported charging protocol.
Multiple Input and Output Ports
The Hoco J121A offers flexible connectivity with two input options and three output ports.
Input
- USB Type-C: Up to 18W
- Micro-USB: Up to 18W
Output
- USB-A 1: Up to 22.5W
- USB-A 2: Up to 22.5W
- USB Type-C: Up to 20W PD
The maximum total output is 5V/3A.
This multi-port design allows you to use different charging cables and connect multiple devices when required.
LED Digital Battery Display
The built-in LED digital display shows the remaining power level of the power bank, so you can easily check when it needs to be recharged.
A green indicator is also used to show supported PD/QC fast charging activity.
Wide Charging Compatibility
The Hoco J121A supports multiple charging standards, including PD3.0, PD20W, QC3.0, QC2.0, FCP, SCP, and AFC. This broad protocol support makes it suitable for a wide range of compatible smartphones and other portable electronics.
You can use it with compatible Android phones, iPhones with the appropriate cable, tablets, earbuds, smartwatches, and other USB-powered devices.
Durable and Portable Design
The J121A is built with an ABS + PC flame-retardant shell and uses a lithium-polymer battery. Its dimensions are approximately 145 × 69 × 28mm, with a weight of around 415g.
The compact rectangular design makes it easy to carry in a backpack or travel bag while providing a large 20000mAh capacity.
Hoco J121A Specifications
| Feature | Details |
|---|---|
| Brand | Hoco |
| Model | J121A Fast |
| Product Type | Fast Charging Power Bank |
| Battery Capacity | 20000mAh / 74Wh |
| Rated Capacity | 11000mAh (5V/3A) |
| Battery Type | Lithium Polymer |
| USB-C Input | Up to 18W |
| Micro-USB Input | Up to 18W |
| USB-A Output 1 | Up to 22.5W |
| USB-A Output 2 | Up to 22.5W |
| USB-C Output | Up to 20W PD |
| Maximum Total Output | 5V/3A |
| Fast Charging Protocols | PD3.0, PD20W, QC3.0, QC2.0, FCP, SCP, AFC |
| Display | LED Digital Battery Display |
| Fast Charging Indicator | Green PD/QC Indicator |
| Material | ABS + PC Flame-Retardant Shell |
| Dimensions | 145 × 69 × 28mm |
| Weight | Approx. 415g |
Why Choose Hoco J121A 20000mAh Power Bank?
The Hoco J121A 22.5W + PD20W 20000mAh Power Bank combines high capacity with fast and flexible charging options. Its 22.5W USB-A output, 20W Type-C PD output, dual input options, multiple fast-charging protocols, and LED digital display make it a reliable portable charging solution.
For users who need more backup power for smartphones and other devices, the Hoco J121A 20000mAh Power Bank is an excellent choice for travel, office work, university, commuting, and everyday use.

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