UGREEN PB770 48,000mAh (153.6Wh) 300W Fast Charging Power Bank – Model 25286
The UGREEN PB770 is a high-capacity, high-power portable charger designed for phones, tablets, laptops, cameras, and more. With up to 300W total output and 48,000mAh (153.6Wh) capacity using long-life LiFePO4 cells, it delivers fast, reliable power at home, on trips, or outdoors.
Key Highlights
- Huge Capacity: 48,000mAh (≈153.6Wh) for multi-day charging.
- High Power Output: Up to 300W total across 5 ports (3× USB-C, 2× USB-A).
- Ultra-Fast USB-C: C1 supports up to 140W (PD 3.1); C2/C3 up to 100W each.
- Rapid Self-Recharge: Up to 140W USB-C input; approx. 1.5h full recharge with a suitable charger.
- Durable LiFePO4 Chemistry: Automotive-grade cells with long cycle life and enhanced safety.
- Smart Digital Display: Clear readout of remaining capacity and status.
- Outdoor-Ready: Integrated carry handle, non-slip base, and multi-mode LED light (High/Low/SOS).
Detailed Specifications
| Brand / Model |
UGREEN PB770 |
| SKU |
25286 |
| Capacity |
48,000mAh (≈153.6Wh) |
| Battery Type |
LiFePO4 (Lithium Iron Phosphate) |
| Total Max Output |
Up to 300W (shared) |
| Ports |
USB-C × 3 (C1/C2/C3) | USB-A × 2 (A1/A2) |
| USB-C1 Output / Input |
Up to 140W PD (5V⎓3A, 9V⎓3A, 12V⎓3A, 15V⎓3A, 20V⎓5A, 28V⎓5A); supports PD 3.1/3.0, PPS. Also supports up to 140W input for fast self-recharge. |
| USB-C2 / USB-C3 Output |
Up to 100W each (USB-C PD) |
| USB-A Outputs |
Up to 22.5W (e.g., 5V⎓3A, 9V⎓2A, 12V⎓1.5A; QC/AFC/SCP/BC1.2 support) |
| Recharge Time |
Approx. 1.5 hours (with 140W USB-C input) |
| Display |
Smart digital LED screen (battery % & status) |
| Lighting |
Built-in LED (High / Low / SOS) |
| Protection |
Over-voltage, over-current, short-circuit, temperature protection |
| Wireless Charging |
Not supported |
| Dimensions (approx.) |
143 × 105 × 77 mm |
| Weight (approx.) |
1.64 kg |
| Materials & Design |
Robust housing, integrated carry handle, non-slip base |
| Supported Protocols |
USB PD 3.1/3.0/2.0, PPS, QC 3.0/2.0, AFC, SCP, BC1.2, Apple 5V⎓2.4A |
| Warranty |
2 Years (manufacturer) |
| Color |
Space Grey |
What’s in the Box
- UGREEN PB770 300W 48,000mAh Power Bank
- 240W (6A) USB-C to USB-C Cable
- User Manual
Compatibility
Works with most USB-C laptops (MacBook, ultrabooks), tablets (iPad, Android), phones (iPhone/Android), portable consoles (Switch/Steam Deck), action cams, drones (USB-chargeable models), and other USB devices. Check your device’s input requirements for best speeds.
Usage Notes
- Charger Not Included: A high-wattage USB-C PD charger (up to 140W) is recommended for fastest self-recharge.
- Airline Limits: At ~153.6Wh, this unit may exceed standard carry-on battery limits (often 100Wh). Consult your airline before travel.
- Shared Power: 300W is the combined maximum; output per port may adjust when multiple devices are connected.
Why Choose LiFePO4?
LiFePO4 cells offer excellent thermal stability, long cycle life, and safer operation compared to typical Li-ion cells—ideal for a premium, high-capacity power bank.
Ideal For
- Weekend trips, camping, field work, content creation on the go.
- Fast laptop top-ups and multi-device charging.
- Emergency backup power with built-in LED lighting.