Check the listing for details. B & K, Cathode Rejuvenator Tester? - Model Un-Known, Fires Up - Un-Tested - READ. Condition: Used. Listed at 49.99 USD. B & K, Cathode Rejuvenator Tester? - Model Un-Known, Fires Up - Un-Tested - READ Good ShapeFires UpUn-Tested Model Un-known. Someone put the meter is a generic case, and the model number does not show.Lights up, when plugged in. I didn't test beyond that. About 10" x 10" x 5" Could clean up more.I left it alone. AS ISNO RETURNS If the title doesn't describe it right, please see the Item pictures. Everything that comes with this is shown in pictures.If it is not in the pictures, it does not come with the listing.You only get what comes in the pictures shown. Ask any questions you have, and I will try to answer them. Any other questions, please ask. Check out my feedback and bid with confidence.I have been selling on E-Bay for over 20 years, I ship FAST, and I pack my items securely !