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Black rectangular power bank 7.0 by 3.4 by 1.3 inches

56800mAh Power Bank

SKU CH-CK1T-DYE7K

A 56800mAh lithium-ion power bank with 22.5W PD fast charging and three ports for multi-device power on extended trips

  • Total capacity56,800 mAh
  • Battery chemistryLithium ion
  • Voltage5 V
  • Amperage3 A
  • Measurements7.0 in × 1.3 in × 3.4 in
  • Product type56,800 mAh
  • 56800mAh capacity provides multi-day backup power for phones and tablets
  • 5W PD fast charging reduces recharge time for compatible USB-C devices
  • Triple output ports charge three devices simultaneously with smart current adjustment
  • Compact 7.0 x 1.3 x 3.4 in design fits in bags for travel and camping
  • Lithium-ion battery delivers reliable 5V 3A output for stable device charging

Capacity and Use Cases

This 56800mAh power bank provides multi-day backup power for smartphones, tablets and USB devices. It suits travellers, campers and outdoor workers who need extended off-grid charging. The high-capacity unit is not permitted on aircraft due to its battery size. Three devices can be charged simultaneously through two USB-A ports and one bi-directional USB-C port.

Thermals Noise and Power Draw

The pack delivers up to 22.5W PD fast charging at 5V and 3A for compatible phones and tablets. Output current is automatically adjusted to each connected device for stable performance. No active cooling is present, so operation remains silent during charging and discharging cycles.

Upgrade Path and Value

This model replaces lower-capacity power banks that require frequent recharging on long trips. The jump is worthwhile for users who need several full phone charges between wall outlets. Buyers who must fly with their charger or who want a pocket-sized unit should choose a smaller alternative.

How it compares

Measured against everything we stock in Portable Chargers & Battery Packs, at today’s prices. Recalculated every night.

Price $35.99
Typical for this category: the median of 1,307 items is $36.99.

Specifications

Product
Brand nameMaiVoz
Model nameN9
Total capacity56,800 mAh
Product type56,800 mAh
Product colorBlack
Power
Battery chemistryLithium ion
Voltage5 V
Amperage3 A
Size & build
Measurements7.0 in × 1.3 in × 3.4 in

Questions about this item

How do I start charging my phone from the 56800mAh power bank, and what step do people often miss?

Press the power button after connecting your cable; the bank will not output power until the button is pressed.

What part of the 56800mAh power bank will wear out first and need replacement?

The internal lithium-ion cells degrade after hundreds of cycles; the whole unit is replaced when capacity drops noticeably.

What limit appears first when the 56800mAh power bank runs continuously at 22.5W output?

The cells overheat and the protection circuit throttles output before the rated capacity is fully delivered.

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