Power Bank Laptop Bag for 15.6" Promotion gift brand notebook 8000mAh battery external usb charger

Power Bank Laptop Bag for 15.6" Promotion gift brand notebook 8000mAh battery external usb charger

Battery specifications:

Charger capacity: 8000mAh
Equipped with a built-in complete charging system, power bank and charger cables could charge 3 devices at the same time (such as mobile phone,tablet,camera ,etc).it is not just a backpack, but the necessary gear for your electronics during your traveling
Battery materials: lithium polymer battery, which is also a lithium-ion battery, but using colloidal electrolyte, and compare with the liquid lithium battery which named 18650 cylindrical lithium-ion battery having a high energy density, small size, thin, lightweight, low cost and high safety and other obvious advantages, is a new battery, don't combustion and violent explosion
Power bag has two parts, which is a chassis and power supplier, there are three lines distribute in the package, wiring head appeared in two bags in the package
Removable, rechargeable 7000mAh battery: built-in battery system charges the average smartphone fourth and includes Apple, micro-USB and Type-C connectors and a USB port
The bag also with an External USB port.
External one-touch battery level indication and power button: Logo button turns on or off when you press and hold for 2 seconds
With four battery indicator, press the logo button once quickly to see how much power you have left, easy to understand electricity from the face of backpack

Backpack specifications: