Q: Does BT300 car battery tester can test Alternator?. A: Yes, it can test 12V Alternator but not 24V Alternator.
Topdiag BT300 Car Battery Load Tester 12V/24V 20-2000CCA Auto Battery Analyzer
TopDiag BT300 Car Battery Load Tester 12V 24V Battery Analyser Charging Cranking
Topdiag BT300 Car Battery Load Tester 12V/24V 20-2000CCA Trucks Battery Analyzer
Topdiag BT300 Car Battery Load Tester 12-24V 20-2000CCA Vehicle Battery Analyzer