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Wireless charging can not replace wired charging the biggest obstacle is power. At present, on smart phones, the power of fast charge is generally 18W, and the high can reach 22.5W...

Why is the power of wireless charging so low?

Wireless charging can not replace wired charging the biggest obstacle is power. At present, on smart phones, the power of fast charge is generally 18W, and the high can reach 22.5W; The maximum wireless charging is only 15W, and many mobile phones are only 7.5W. First of all, in terms of charging speed, wireless charging is behind a big cut.

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In the early development of smart phones, 5W charging head is still the standard of mobile phones, battery capacity is generally below 2000mAh, then 5W power wireless charging function may still have room to survive. But today, the 3000mAh mobile phone battery capacity is basically a pass line, and the speed of wireless charging is doomed to it will not be widely adopted.