The race to allow us to rapidly charge our smartphones got a big boost last year when Qualcomm announced that the Quick Charge 3.0 tech in its Snapdragon 820 chip would allow a typical smartphone to be charged to 80% capacity in 30 minutes. Oppo is now claiming that you’ll be able to recharge some of its devices in just 15 minutes, reports Engadget.

Oppo says that’s about how much time it’ll take to charge a dead 2,500mAh battery to 100%, and that the technology will work over traditional MicroUSB and USB Type-C cables … 

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