It takes 5.5 hours to fully charge this baby up and once charged, it has the capacity to charge two phones simultaneously with the dual USB ports. Weighing at 220 grams this power pack seems portable and one can easily keep it handy in the backpack. It comes with a warranty of 1 year and battery level meter as well. Safety has been kept in mind too. One Plus’s Indian blog says ‘’A multitude of safety features embedded within the OnePlus Power Bank prevents overcharging and overheating while removing the anxiety of travelling with your favourite gadgets.’’ One Plus Power Bank is available in two colours and can be picked up for Rs 1,399.