For something that’s been around for such a long while, it’s no surprise that it can still be a mystery to some. But believe it or not, wireless charging technology (or at least the working concept of it) has been around since the late 19th century, but it never came to fruition up until recent years.

Today, this technology can be commonly found in our smartphones, wireless earphones, and yes, even your dad’s wireless toothbrush. 
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