You can recharge you laptop, mobile phone and other usb chargeable devices from your backpack. Now the North’s Face Surge II Charged Daypack is a backpack which can carry a laptop and also has efficiency to charge USB powered hardware which has built in battery pack.
The bag also consists of a water bottle pack, sun glasses and also other accessories which we can use while travelling. It has the protectively to the objects which help in case of knocking. The other part of the bag which allows you keeps some clothes for overnight travel and also creates room for other stuffs.
The pack with a battery allows charging for the electronic device which can done by usb chargers which is 5V, 13wh Lithium Polymer Battery.