Unverified80% confidenceFactTime unknown

支持磁吸无线充电的支架实际充电功率通常仅7.5W（iPhone MagSafe车充非官方MFM认证时限速），比家用15W慢，长途导航充电速度可能追不上高亮度屏幕的耗电

1

Sources

80%

Confidence

Medium-term (~90 days)

Relevance

-

First Seen

Sources

Related Entities

车载手机支架category

Related Claims

Unverified带无线充电的磁吸支架输出功率通常为15W（iPhone）或7.5W，导航+充电场景下手机发热明显，长途导航建议关闭手机屏幕常亮或选带散热风扇的充电支架87% similar UnverifiediPhone用户选MagSafe磁吸无线充电宝需注意：磁吸无线充电效率仅约60-70%且发热大，充电速度慢（约7.5-15W），适合碎片化补电而非快速充满87% similar

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