Mobile phone charger: The myth of charging speed between USB 3.0 and USB 2.0
With the continuous improvement of mobile phone performance, charging efficiency has become an increasingly important focus of our attention. When it comes to charging speed, many people naturally associate it with USB interface versions - USB 3.0 and USB 2.0. In most people's perception, USB 3.0 should naturally have faster charging speed due to its higher data transfer rate. However, is this really the case? As a curious explorer of technology, I have decided to delve deeper into this topic and uncover the true veil of USB 3.0 and USB 2.0 in terms of charging speed.