ZENS Qi Wireless 4500mAh Power Bank review

Power for your pockets External battery packs are something most smartphone users take for granted. They're not glamorous accessories like cases or headphones or car mounts, but they're important. When you're running out of battery while running through the airport trying to catch your connecting flight because your first flight was stuck on the tarmac for three hours, having a battery pack that is not only dependable but easy to use on the go is not a luxury, it is a necessity. And while I've b...