The power adapter is also called the external power supply (switch power adapter), it is the power supply voltage conversion device of a small portable electronic equipment and electronic appliances, this i...…

Led ac dc power supply is a constant current source, and switching power supply is a constant voltage source. Working Principle: There are two requirements for the supply of power supply by LED. First, t...…

It can meet ROHS and REACH standards , and relevant SGS test reports are already available.…

Combined with the actual situation of our company according to national regulations The holiday arrangements for the Chinese Spring Festival in 2020 are as follows: 1. From January 20, 2020 to February 2,...…

Electricity comes in two main forms: alternating current (AC) and direct current (DC). DC current has the flow of electricity going in only one direction (forwards), whereas AC current has the electricity ...…