Compared to high-price buys such as televisions, washing machines, or other household appliances that enhance the quality of our lives, the USB charger is no big deal, and we purchase it without paying any thought to quality. But, shoddy USB chargers can be dangerous to the gadgets health. When the input voltage is higher than 5 V, these chargers have no in-built mechanism to refine the voltage before supplying it to the device and can lead to significant damages to mobile devices. These kinds of USB chargers do not adhere to safety norms and have several circulatory flaws. These include inadequacies between the primary & secondary transformers and less distance between the output voltage and main input circulatory. So, today, we bring you a comprehensive guide on buying the right USB charger.