5v ??????

493880 5v ?????? products are offered for sale by suppliers on Alibaba.com, of which plugs & sockets accounts for 1%, switching power supply accounts for 1%, and inverters & converters accounts for 1%. A wide variety of 5v ?????? options are available to you, such as power, light and industrial.You can also choose from single, dc and dual 5v ??????,as well as from 5v, 24v, and 12v 5v ??????, and whether 5v ?????? is 3a, 2a, or 5a.