Mobile phones have become an essential part of modern life, and it's hard to imagine what it would be like without them. Mobile phones play an important role in daily life, such as payment, contacting family and friends, and online shopping...

A Day for Contemporary PeopleIt's like thisPlaying with your phone, charging it, sleeping with your phoneAnyway, you can't do without a phoneBut mobile work is never idle from morning till nightThis makes us inseparable from a small object - a chargerBelieve many friends, for convenienceFrequently not unplugging the charger after charging the phoneBut is this really safeIs the charger unplugged or not unplugged?After experimental testingAs long as the charger is connected to the circuit board, even if there is no load, it will generate a certain amount of current. Some currents are small, while others are relatively large, but they will always be in working condition...