Some components may be closer to the insulation, or the performance of components changes, the current will be issued in the case of large buzzing sound, but will not affect performance.

The current mobile phone and matching power adapter is 3C certification together, so the quality is guaranteed, with the original use of the correct charger does not occur when the explosion.

3c, China Compulsory Product Certification, the English name of China Compulsory Certification, the initials CCC. 3C certification of the full name of "China Compulsory Product Certification", it is the Chinese government to protect the personal safety of consumers and national security, strengthen product quality management, in accordance with laws and regulations of the implementation of a product conformity assessment system!

It is often difficult to understand that the phone charger can be charged when you call it? There is no doubt that this is the most common thing people in life, cell phone charger to charge the phone at the same time, is to answer the phone, provided that your phone must be a national 3C certified products.

General phone electric shock has the following several situations:
1. Mobile phone charger leakage or charging head quality problems, the dangerous voltage into the bottom of the 5V mobile phone power supply, then lead to leakage of the situation.
2. Mobile phone around the metal film or metal edge, metal edge and the bottom line is connected, then also lead to leakage.
3. The human body touches the metal edge of the phone, and the human body and the bottom line is connected, which is a conductive case.
4. In the use of mobile phone charger charging time, the home of the protector suddenly broken or not installed when the conductive.

In short, the phone charger charging, if there is leakage situation, not a single problem, there are many factors, so when buying a product charger must buy a certificate of the original mobile phone charger products, do not buy Low-quality charger, so generally do not have to worry about leakage of the situation.