'Cranking & Alternator' tester. 12V professional pocket tester for on-vehicle battery cranking performance & alternator charge voltage testing.

- Checks battery charge level

- Start engine. OptiMate TEST records and indicates (for 20 sec) the lowest start volts

- With engine running, verify charging voltage from alternator and voltage regulator.

- Microprocessor accuracy

- Easy to follow instructions on rear panel of the tester

- Easily connects with connect clips to the battery or to an installed SAE 2-pin battery lead.

- Industry standard SAE 2-pin connector

- 100cm battery clip set

- Fully sealed