500 AMP Carbon Pile Load Tester
710 - Electronic Specialties Inc. (ES)
The #710 will perform variable load testing on 12 volt batteries rated as high as 1000 Cold Cranking Amps. Use this battery tester to simulate actual cranking loads. Also tests alternator charging voltage and relative starter current draw. The #710 features large dual meters to display the battery voltage and load current simultaneously, during the test.