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Small black rectangular power bank with USB-C port

MARBERO P10A 10000mAh Power Bank USB-C In/Out Black

SKU CH-HF9C-G5PD4 MPN P10A

A 10000mAh lithium-ion power bank with bidirectional USB-C input and output, PD3.0 and QC3.0 fast charging, weighing .5 lb and measuring 4.25 x 2.26 x 1.24 in

  • Total capacity10,000 mAh
  • Battery chemistryLithium ion
  • Voltage5 V DC
  • Amperage3 A
  • Output typeUSB Type C
  • InputUSB Type C
  • 10000mAh capacity powers phones multiple times
  • USB-C input and output charges devices and the bank itself
  • 3A fast charging reaches 78% iPhone charge in one hour
  • Ultra-compact at 4.25 x 2.26 x 1.24 inches and .5 lb
  • 3500 cycles while keeping 80% battery health

Ultra-Compact 10000mAh Power Bank

The MARBERO P10A is a 10000mAh lithium-ion power bank built around a single USB-C port that handles both input and output. It targets travellers and commuters who need a pocket-sized reserve for phones, earbuds and small tablets without carrying a bulky brick.

Sustained Output Behaviour

Dual PD3.0 and QC3.0 support allows the unit to maintain a 3A output at 5V during extended charging sessions. The 3500-cycle rating means the cell retains 80% health after years of daily top-ups, so the power bank keeps delivering its rated current long after the first few uses.

USB-C Bidirectional Limit

While 95% of comparable packs restrict USB-C to input only, this model uses the same port for recharging the bank and powering devices. The practical ceiling is the 5V 3A rail; devices that require higher voltage profiles will charge at the baseline rate instead of their maximum negotiated speed.

How it compares

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

Price $19.99
Cheaper than about 91% of the 1,307 comparable items (median $36.99).

Specifications

Product
Brand nameMARBERO
Model nameP10A
Part numberP10A
Total capacity10,000 mAh
Product type10,000 mAh
Product colorBlack
Ports & slots
Output typeUSB Type C
InputUSB Type C
Power
Battery chemistryLithium ion
Voltage5 V DC
Amperage3 A
Size & build
Measurements4.25 in × 2.26 in × 1.24 in
Product weight0.5 lb (0.23 kg)

Questions about this item

Does the 10000mAh lithium-ion cell get hot when it recharges itself at 3A through the USB-C port?

The pack is rated for 3500 full cycles while keeping 80% health, so normal 3A USB-C recharging stays within thermal design limits.

What cable do I need to charge my phone from the USB-C output if my phone only has a USB-C port?

A USB-C to USB-C cable; the box includes only a USB-A to USB-C cable, so a C-to-C lead must be supplied separately.

Will the 5V 3A output charge an iPhone 12 at the same speed as the original Apple charger?

The bank delivers PD3.0 and QC3.0 at 3A, matching the 5V 3A profile the iPhone 12 accepts for fast charging.

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