Features—Long, Clean, Premium Style
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The MMJ17 uses a high-capacity 20000 mAh battery, giving enough reserve power to keep smartphones and small devices running through a full day of travel, busy work schedules, or power interruptions without constant access to wall chargers.
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With 22.5W fast charging support, it can deliver higher output for compatible phones, reducing overall charging time and making short charging windows more effective when you are on the move.
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The inclusion of multiple USB outputs with USB-A and USB-C support allows you to charge different devices at the same time, making it convenient for users who carry more than one gadget or want to share power with others.
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Its compact, slim body with a durable ABS+PC shell makes the power bank comfortable to hold and easy to slip into bags or pockets, while the sturdy casing helps protect the internal battery during daily use and travel.
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Integrated multi-layer safety protection helps guard against over-current, over-voltage, over-charge, and short-circuit events, supporting safer operation and helping to preserve the health of both the power bank and your connected devices over time.
Hoco MMJ17 22.5W Fully Compatible 20000mAh Power Bank—Specification Chart:
| Specifications | Details |
|---|---|
| Brand | Hoco |
| Model | MMJ17 |
| Battery Capacity | 20000 mAh |
| Max Output Power | 22.5W Fast Charge |
| Power Bank Type | Portable USB Power Bank |
| Output Ports | Multiple USB Outputs (USB-A / USB-C) |
| Input Ports | USB-C / Micro USB |
| Display | LED Power Indicator/Digital Display |
| Body Material | ABS + PC Shell |
| Design | Slim, Rectangular, and Easy to Carry |
| Compatibility | Smartphones, Tablets, USB Devices |
| Safety Protection | Multi-Protection Circuit Design |
| Use Case | Daily Carry, Travel, Backup Power |
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