Motopower 12v battery crank color screen tester 

12V Battery Load Tester Alternator Analyzer
Affordable Diagnostic Tool
Test the battery State of Health, State of Charge and Internal Resistance on your hand. Compatible with cars, motorcycles, trucks, RVs, ATVs, SUVs, boats, yachts, mowers and even golf carts.
Wide Test Range and Battery Types
For all types of 100-2000 CCA lead acid batteries, including Regular Flooded, AGM Flat Plate, AGM Spiral, GEL and EFB. Battery Standards includes CCA, BCI, CA, MCA, JIS, DIN, SAE etc.
Alternator Analyzer
Check the alternator cranking voltage and charging system health. View the real-time output.