Hmmm... Looks like a couple of shots of WD-40 and a little elbow grease and this meter should be good to go! https://photos.app.goo.gl/5pJWQMsLzSvTiVTG7 (RA-42 power supply for BC-639) -- This email has been checked for viruses by Avast antivirus software. www.avast.com