I still can’t believe a smartphone's battery can be recharged from empty to 100% in under 15 minutes , but now I’ve seen it with my own eyes. Oppo announced its SuperVook fast-charging technology at MWC 2016, revealing that a 2,500 mAh battery could be recharged faster than anything we've seen before. In fact, a phone with this battery tech-could be fully charged from empty in less time than it takes you to take your morning shower. Naturally, I had to go and give the technology for a spin to find out how it works. DON’T MISS: Man buys $700 battery, discovers it's just $30 worth of batteries stuffed in a big case Here are 11 things

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