Description
The UGREEN PB770 is a high-capacity portable power bank designed for laptops, phones, tablets, and other devices. It features 48,000mAh capacity, 300W total output, and fast charging both ways. Built with durable LiFePO? battery cells for long lifespan, it is ideal for travel, outdoor use, or heavy daily charging needs.
Key Features
- Massive 48,000mAh capacity (153.6Wh) for extended power supply.
- Up to 300W total output to charge multiple devices at once.
- USB-C1 supports 140W output; USB-C2 and USB-C3 up to 100W each.
- Dual USB-A ports with up to 22.5W each.
- Fast recharge of the power bank itself at 140W in about 2 hours.
- LED display shows real-time power status and output.
- Built-in LED light with high, low, and SOS modes.
- LiFePO? battery technology with up to 3000 cycles.
- Durable, compact design with multiple charging protocols supported.
Specifications
| Specification | Value |
|---|---|
| Model | PB770-25286 |
| Capacity | 48,000mAh / 153.6Wh |
| Battery Type | LiFePO? |
| Total Output Power | Up to 300W |
| Ports | 3 × USB-C, 2 × USB-A |
| USB-C1 Output | Up to 140W |
| USB-C2 & USB-C3 Output | Up to 100W each |
| USB-A Output | Up to 22.5W each |
| Input (Recharge) | Up to 140W |
| Charging Time (Bank) | ~2 hours |
| Dimensions | ~143 × 105 × 77 mm |
| Weight | ~1.63 kg |
| Lighting Modes | High, Low, SOS |
| Battery Cycle Life | ~3000 cycles at 80% capacity retention |













