The OnePlus 8pro Flash symbol is a lightning bolt symbol.
One plus mobile phone charging icon has two kinds, one is fast charge, purple, one is slow charge, black.
If it is a flash charge when charging, there is a lightning icon and a blue breathing light, which represents a flash charge.
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If face recognition is not set, dash flash charge is displayed in the middle and bottom of the screen while charging.
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Oneplus' Dash Flash charge uses increased current for fast charging. Dash flash charger itself has a special circuit for heat management, so one Plus will have a better temperature control when it is fast charging.
It's a lightning symbol, like? In this way, the charge is displayed at the charge level