From voice calls to text communication and gaming, and from ordering food to banking and bill payments, your smartphone these days have become your one-stop shop for many important things in life. Now, imagine you need to do an urgent transaction or make a crucial call and the battery of your phone runs out. Ouch! That hurts – what’s a smartphone without battery? And what’s the point of having a one-stop shop if it downs the shutters just when you need it the most?
Most of us have faced such situations. If you have also been left hankering for a

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