F' Type Cable Tester with AAA Battery. A small and robust coax cable tester, with detachable tone detector.
This unit is a cable continuity tester for identifying coax cables in MDU.
Many high quality splitters used for MDU applications are short circuits to DC. If these splitters are in the cable line the LED will light up.
Comes complete with female 'F' type adapter, instructions and AAA 1.5v battery.