There must be a magnetic ring, and mobile phones without magnetic absorption cannot be charged wirelessly
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Not every mobile phone supports wireless charging technology, and those that do not can only use the charger to charge, or replace the mobile phone that supports wireless charging technology.
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Wireless charging technology (Wireless charging technology; Wireless charge technology, derived from radio energy transmission technology, low-power wireless charging often uses electromagnetic induction (such as the Qi method of charging mobile phones, but ZTE's electric vehicle wireless charging method uses induction