Heavy-Duty Growler Tester for Electrical Motor Maintenance

This versatile diagnostic tool helps detect short circuits, open circuits, and faulty armatures in starters, generators, and small electric motors. Equipped with an easy-to-read analog meter, ON/OFF switch, and 12V bulb testing terminals, it provides reliable and efficient performance for electrical troubleshooting and maintenance. -3-in-1 functionality for comprehensive armature and electrical testing. -Detects shorted, grounded, and open armature windings quickly and accurately. -Built-in analog meter for easy monitoring of test results. -Ideal for testing starter motors, alternators, generators, and small electric motor armatures.