There used to be a time when going out with your phone meant not having to think about charging it for days on end, but with the advent of feature-heavy mobile devices, you’d have to check every half hour for signs of life. Users with mobile devices have remedied this with the purchase of a reliable powerbank,but one can’t always be expected to remember to carry an extra weight around at all times (despite well-known brands like Anker coming up with sleeker and lighter powerbanks).
