Description
PX138 20,000mAh Power Bank – 45W Fast Charging with LCD Digital Display
The PX138 20,000mAh Power Bank is a high-capacity portable charger designed for reliable everyday power, travel, work, and on-the-go use. Equipped with polymer battery cells, USB-C connectivity, and support for up to 45W fast charging, it provides a powerful and convenient way to recharge compatible smartphones, tablets, and other USB-C devices.
Its compact 102 × 71 × 29mm design and approximately 330g weight make it practical to carry while offering a substantial 20,000mAh battery capacity. The built-in LCD digital display provides a quick and convenient way to monitor the battery level.
Key Features
- Model: PX138
- Capacity: 20,000mAh
- Battery Type: Polymer battery
- Battery Cells: 2 × 10,000mAh, 3.85V
- Maximum USB-C Output: Up to 45W
- USB-C Input: Up to 20V/1.5A
- USB-C Output: Up to 20V/2.25A
- PPS Fast Charging: 3.3–11V/4.5A and 3.3–20V/2.25A
- SCP: Up to 22.5W
- Digital Display: Built-in LCD battery display
- Dimensions: 102 × 71 × 29mm
- Weight: Approximately 330g
- Color: Silver / Gray
45W Fast Charging
The PX138 supports up to 45W maximum output through its USB-C connection, with multiple supported voltage and current profiles for compatible devices. It also supports PPS fast charging, making it a versatile portable charging solution for modern USB-C electronics.
20,000mAh High Capacity
With a 20,000mAh polymer battery, the PX138 is designed for users who need extra power throughout the day. It is suitable for commuting, travel, work, studying, and other situations where a convenient portable power source is needed.
USB-C Input & Output
The power bank features USB-C connectivity for both input and output, supporting a range of charging profiles from standard 5V charging up to higher-voltage fast-charging modes. This provides flexible charging options for compatible USB-C devices.
LCD Digital Battery Display
The built-in LCD digital display makes it easy to check the power bank’s remaining battery level, so you can quickly know when it needs to be recharged.
Compact & Portable Design
Measuring only 102 × 71 × 29mm and weighing approximately 330g, the PX138 combines a high-capacity battery with a compact form factor that is convenient to carry in a backpack, laptop bag, or travel bag.
PX138 20,000mAh Power Bank
If you’re looking for a 20,000mAh power bank with 45W fast charging, USB-C input/output, PPS support, and an LCD battery display, the PX138 offers a practical combination of high capacity, charging performance, and portability.

