Low voltage flash charge, OPPPO VOOC flash charge. High voltage fast charge, are Qualcomm's general free program, on behalf of MOTO turbo fast charge, charging speed is different, flash charge faster. The voltage when charging is not the same, flash charging is low voltage fast charging, fast charging is high voltage fast charging. The heat degree of the mobile phone is not the same when charging, the flash charging temperature is low, and the fast charging temperature is high.
Vivo dual engine flash charge, the basic Qualcomm chip also supports fast charge are.