The Hoco MMJ-12 50,000mAh 22.5W Fast Charging Power Bank is built for power users. If you’re frequently away from power sockets—traveling, working outdoors, or simply can’t afford low battery—this bank delivers. Below are all the features and details you’ll want to know:

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🔹 Capacity & Battery

Nominal Capacity: 50,000 mAh (~185Wh).

Rated Usable Capacity: ~ 27,500 mAh after voltage conversion, etc.

Battery Type: Lithium-Polymer battery. High energy density, more safety.

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🔹 Inputs & Outputs / Charging Speed

Fast Charging Protocols Supported: PD 3.0, QC 3.0, FCP, SCP, AFC.

Output Ports:

USB-A (×2) — each up to 22.5W.

USB-C port acts both as input/output ≈22.5W.

Input Options:

USB-C input (up to ~30W).

Micro-USB input ~18W.

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🔹 Design, Safety & Build

Shell Material: ABS + PC flame-retardant plastic, built to resist heat.

Safety Protections: Over-charge, over-discharge, over-heat, and short-circuit protections inside.

Display: LED digital display that shows remaining battery percentage.

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🔹 Physical Specs & Portability

Weight: ~ 989 grams.

Dimensions: ~ 71.5 × 66.3 × 150 mm.

Color / Finish: Black color version; premium finish.

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🔹 Use & Performance Estimates

Charge a typical smartphone (≈ 4000-5000mAh) about 8-10 times or more depending on usage.

Good for tablets, Bluetooth devices, power-hungry gadgets thanks to high output and multiple ports.

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⭐ Why Choose Hoco MMJ-12?

Massive capacity for extended use without recharging.

Fast charging protocols so you’re not waiting hours to top up devices.

Multiple ports let you charge more than one device simultaneously.

Robust safety build with flame-retardant shell, protections, digital readout.

Portability is fair for its size — while heavy, very suitable for travel, emergency backup, etc.

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