This philips product very better than my power bank at home my power bank is not give more capcity to long useable is not many company of power bank is more power to charge fast to mobile power bank one type of see it is useful and loss of battary also from battry .mobile battary is damage also so harmful and useful also on important place its help to thought if you are going on long ture and there is no Electricity than you mobile is discharge than what you can do that time on that time you have power bank than you easily charge to your mobile and easy to carrry the power bank I am happy for this products those whoare made it alsp