I purchase syska power bank when I was at class 10 and now im in 12 standard it charge my phone 5 time fully 100 % and the power bank design quality is soo beautiful that blue finish is very good and over all at this price the power bank is over powered and very good I thank syska for such a beautiful product at this price.Every one should purchase this if any one is looking for power bank goo for syska power bank 10000 mah.