Digital Battery Tester with Automatic Test Controlled by microprocessor, simply activate the switch once and the #706 applies a precisely timed, 10 second load to the battery. The test results, “OK”,“WEAK” or ”BAD” are then displayed along with the test voltage, until the unit is disconnected. The #706 also tests charging voltage and relative starter current draw.. Features DIGITAL DISPLAY - Bright LED’s indicate the voltage and test results (“OK”, “WEAK” or “BAD”). AUTOMATIC TEST - The load is turned off, by internal relay, automatically after 10 seconds. Audible beep notifies you when test is complete. Unit indicates “CHG” if the pre-test state of charge is not sufficient for proper battery testing. Internal 100 Amp loading capacity 2 Year Warranty. Unique design = longer warranty. 706 Prop65 information pending -