Good Hunt Dear !
Pros:
1- This Powerbank is really innovative and good for this era.
2- This is Portable and easy to carry.
3- You can use it from anywhere and you will be satisfied because of its features.
4- Battery time is 4 to 12 hours
5- Good for laptops, tabs and Smartphones etc.
6- Prices are good enough due to its Quality and Efficiency.
Cons:
1- None