Lvyang Digital LDS20205.25M Oscilloscope Faulty Machine, white screen and unresponsive when powered on, new appearance as shown in the picture, sold as a parts machine, for professionals who can repair it, no guarantee of functionality, no returns or exchanges, not包邮 to remote areas. It’s still a firmware issue. Can be used for show, as a filler machine in large organizations, a display machine, for exhibition, as a parts machine, or for debt settlement.