Draper-41026-Battery-&-Alternator-Analyser-for-12V-DC-Systems-Draper-41026-Simple-to-use-battery-&-alternator-analyser-Checks-both-the-battery-&-alternator-status-Fitted-with-a-convenient-magnetic-strip-on-the-reverse-of-the-tester-allowing-the-user-to-attach-the-tester-appropriately-when-testing-the-battery-alternator-Compatible-with-all-12V-DC-systems-Supplied-with-a-900mm-Red-Positive-insulated-test-lead-fitted-with-a-test-probe-&-a-900mm-Black-Negative-insulated-test-lead