The ultimate pocket tester for on-vehicle battery performance & alternator voltage testing with either 12V lead-acid or 12.8V LiFePO4 starter battery - Easy troubleshooting from cranking to charging!

• For vehicles fitted with 12V AGM, GEL and STD lead-acid or 12.8V LFP/LiFePO4 starter battery
• As easy as 1-2-3, connect to battery, check state of charge, start engine tester displays cranking voltage and vehicle charge voltage simultaneously - 15 sec is all you need!
• Display cranking volts down to 6V and charge voltage range up to 15V - Check weak battery or overcharging!
• Easy to use! Connect with the included clips to the battery or connect to an installed SAE battery lead
• Verifies charging voltage when engine is running