Designed with highest quality and versatility in mind. Interprets data from charging/starting system on easy to read LED display voltmeter and ammeter. Also shows +/- amps for easy diagnosis of current leakage problems. The 500 amp, carbon pile variable load capability, provides accurate load testing for up to 1,000 CCA batteries. A great time-saver for testing electrical systems on 12, 12/24 and 24 volt vehicles.

Extra Safety Features:
• Coated circuit board prevents damage and meter inaccuracy due to moisture and dirt
• Circuits protected against reverse voltage due to incorrect hook-up
• "Load-On" light indicates the load is activated
• Defective diode indicator warns alternator output diodes or GM diode trio has gone bad.

Other Features:
• Easy to read LED ammeter and voltmeter
• 500 amp safety clamps
• Heavy-duty 'seperate' leads for testing up to 15' apart
• Inductive pick-up included
• Convenient heavy-duty chrome plated stand with wide wheel base, locking wheels and bottom tray
• Video manual with step-by-step instructions included

Specifications:
Load: 500 amp
Ampmeter: 0-999 Amps
Voltmeter: 0-32.0 volts DC
Leads: 8' (4 AWG) 500 Amp