Portable Power
  • Introduction
  • Parameter
  • FAQ
What are Portable Power Banks And How Do They Work?

A power bank is essentially an external battery in a sealed case. Powerbanks come with a USB cable; you connect it to a power source such as a laptop to charge the powerbank. Some charge via flip out blades for plugging into the wall. In either case, you carry the charged up powerbank – and the cable – in your pocket, purse, backpack, briefcase or whatever and use it to charge the LED writing board. 
Portable Power
Portable Power
Portable Power
Portable Power
Portable Power



Inner box size

Lasting time after fully charged











What’s Portable Power?
Portable Power serve as an ‘extra battery’ or external charger for your phone or other electronic devices.

How do I charge the Portable Power?
You can charge your Portable Power via the charger that came with your phone, computer usb port or using other power bank.

How long do I need to charge the Portable Power?
It’s depending on the REAL CAPACITY of the power bank. The larger REAL CAPACITY, the longer charging time may required. Different charging methods may result different charging time as well. Charging with the original charger will be faster than charging with computer usb port.

Why sometime I need longer time to charge the same Portable Power?
Even though using the same charging method, the charging time may be differ due to environment,temperature, power flow and etc.

What is mAh?
mAh mean milli Ampere Hour, the capacity of the Portable Power is measure with mAh.
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