batteriestore.co.uk

  We've all been there. You're about to head out the door, and your   phone's battery   is hanging by a thread. You grab your power bank, plug it in, and wait. But instead of the speedy charge you're hoping for, your device seems to crawl along at a snail's pace. So, why does charging your phone from a power bank feel so much slower than charging it from the wall? 1. Power Banks Aren't Designed for Speed It's easy to assume that a power bank will charge your device just as fast as your  wall charger , but that’s not always the case. Power banks, by their very nature, are designed to be portable, efficient, and safe. While they can store and  transfer power , they’re not built with the same high-speed charging capabilities as wall outlets, which are directly connected to the mains electricity. 2. The Limits of Battery Chemistry Power banks typically use lithium-ion or lithium-polymer batteries. These  batteries  are efficient but also have limitations. ...