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Jet black rectangular power bank with built-in cables visible, 8.3 by 3.3 by 1.2 inches

JKELAR P8 50000mAh Power Bank Jet Black

SKU CH-JJXJ-QP6BB

A 50000mAh lithium-ion power bank with built-in iOS and USB-C cables, PD 22.5W fast charging, and four-device simultaneous output

  • Type50000 milliamp_hours
  • ColorJet Black
  • Compatible Phone ManufactureriPhone
  • Compatible Phone ModeliPhone
  • Capacity50000 milliamp_hours
  • Chemicallithium_ion
  • 50000mAh capacity powers devices for days on travel or camping trips
  • Built-in iOS and USB-C cables plus two extra ports charge four devices at once
  • PD 22.5W fast charging reaches 55% in 30 minutes
  • USB-C input and output enables efficient two-way charging
  • Compact 8.3 x 3.3 x 1.2 in design fits easily in a bag

Extended Capacity Power Bank

The JKELAR P8 provides a 50000mAh lithium-ion battery designed for travel, camping and emergency backup. It keeps phones, tablets and other USB devices running for days without a wall outlet. The jet-black unit measures 8.3 in by 3.3 in by 1.2 in and delivers power at 5 volts and 3 amps.

Thermal Behaviour and Power Draw

The power bank operates at a standard 5 V output with a maximum 22.5 W fast-charging rate. Under normal use it remains cool to the touch and produces no audible noise. Recharging the unit itself uses the same USB-C port and completes efficiently without excessive heat build-up.

Built-in Cables and Multi-Device Support

Two integrated cables — one Lightning, one USB-C — eliminate the need to carry separate cords. Additional USB-A and USB-C ports allow up to four devices to charge simultaneously. PD 22.5 W and QC 4.0 support bring a phone to 55% in 30 minutes, while the USB-C port handles both input and output for flexible recharging.

Highlights

  • 50000mAh capacity powers devices for days on travel or camping trips
  • Built-in iOS and USB-C cables plus two extra ports charge four devices at once
  • PD 22.5W fast charging reaches 55% in 30 minutes
  • USB-C input and output enables efficient two-way charging
  • Compact 8.3 x 3.3 x 1.2 in design fits easily in a bag

Specifications

BrandJKELAR
ModelP8
Type50000 milliamp_hours
ColorJet Black
Part NumberP8
Compatible Phone ManufactureriPhone
Compatible Phone ModeliPhone
Capacity50000 milliamp_hours
Chemicallithium_ion
Volt5 volts
Amp3 amps
OutputUSB Type C
InputUSB Type C
Dimension8.3 in x 3.3 in x 1.2 in

Questions about this item

How do I start charging my phone with the built-in cables on the JKELAR P8 50000mAh Power Bank?

Plug the built-in iOS or USB-C cable directly into your device; charging begins automatically without pressing any button.

What long-term change should I expect from the 50000mAh lithium-ion battery inside the JKELAR P8?

The lithium-ion pack will gradually hold less charge over many cycles; plan to replace the power bank when run-time no longer meets your needs.

What limits how long the JKELAR P8 50000mAh Power Bank can sustain its 22.5W fast-charging output?

Internal temperature rise during continuous high-power output will trigger throttling, reducing the charge rate until the unit cools down.

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