Klein Tools VDV512-101 Explorer 2 Coax Tester Kit, Includes Cable Tester/Wire Tracer/Coax Mapper with Remotes to Test up to 4 Locations

or you could AMAZON it for 50$ https://www.amazon.com/Locations-Explorer-Klein-Tools-VDV512-101/dp/B076DP1534/ref=sr_1_3?crid=2B6V6BSDQ677O&dib=eyJ2IjoiMSJ9.u5TJNAwT1d7_xnccGwokxXKuJ_f3mKDuQECGD5jlwAUYkBfeFxWikOSPKrKfsXaUOnyQdHvWdoCpAf0rMTyewEJ2nc4bWQ6O2alMN79q2-yBsaiGicXtdqxPWxxE-Nps0XJ6pcUNRYs6-T-7o-UjQDd_D4a-Tsb5KY1CuMbWJ4Qp4PhIS30PGgBQp2CelkPzRdlUwlNDr6Oa_vqs-U5j7GW4QxZmJOc6JehZBBrO9PM.GFYGTdkpTrx0v_2YKDe9HFzIKWFzgUDST6PuvVuyw4Y&dib_tag=se&keywords=coaxial+tracer&qid=1782338495&sprefix=coaxial+trace%2Caps%2C215&sr=8-3