OTC 3569 Terminal Test Kit with Circuit Tester 14-piece standard terminal adapter set for the popular Packard Weather Pack Metri-Pack and Micro-Pack style connectors Terminal adapters have flexible joints that eliminate damaged connector terminals that result from testing with a standard test probe Circuit tester with bulb for 6-12-24 volt systems with interchangeable probes for use with terminal test adapters Heavy-duty coil cord extends to 12 ft External-internal versions of adapter styles