My friends gifted me this power bank in my birthday . Now I am going to share my own experience about this product of Ambrane power bank of 20800mah.
I think it not only a power bank but also a power house.
I store huge capacity of power that I can charge my 4 times.
After 6 months it works same as the very first day.
This product is enough durable and life span is long.
It become my friend when I travel make me always power.
So friends, I highly recommend that it is really the best power bank and you can buy it without any hesitation.