We also have too many electronic products at home, often encounter a variety of problems, the last visit to a friend’s home, a friend recommended me a medical power supply, and then we are in the mall to buy medical power supply, put in the home backup. The last time I came to my home for help because my friend had a tough time, but the more important thing was to think about saving power. Then I suggested that my friend use our medical power supply to charge his cell phone. In case he drops the chain at the critical moment, it’s really a good idea. I also want to prepare a medical power supply for my family, which can bring great convenience to us.