questionable seller

Ebay user "scharly030" from Berlin Ben-Marcus Hentschel I purchased a radio from him on 4/22/2018. I didn't receive it. I emailed him on 5/29/2018 and 5/31/2018 asking for a tracking number. He did not reply. Ebay gave me a full refund. I won the radio for a relatively low price, so I...