If you take a smartphone which came with a 900mA wall charger, and plug it into a 2,100mA iPad charger, will it explode?
The post How USB charging works, or how to avoid blowing up your smartphone appeared first on ExtremeTech.
from ExtremeTechExtremeTech https://www.extremetech.com/computing/115251-how-usb-charging-works-or-how-to-avoid-blowing-up-your-smartphone
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