Why Are Wireless Chargers So Slow?

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Vera Petrunina/Shutterstock During the last 5 years, wi-fi charging speeds have leaped from round 5 watts to 10 or 15 watts in a handful of telephones. That ain’t too shabby, however with new flagships just like the Galaxy S20 and the Huawei Mate X sporting 45- and 55-watt wired charging speeds, wi-fi charging nonetheless feels gradual. Why are …
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