The ideal parts counter battery voltage tester for all 12V lead-acid and 12.8V/13.2V lithium starter batteries - easily check any battery voltage instantly

Indicates static voltage and state of charge percentage for 12V, AGM, GEL, and STD lead-acid and 12.8V/13.2V lithium LFP/LiFePO4 batteries

Easy to understand comparative display compares voltage and state of charge for all vehicle starter battery technologies - helps educate customers

Easy to use! Connect with the included clips to the battery or connect to an installed SAE battery lead

Industry standard durability - built to last

The OptiMate battery tester’s microprocessor circuit draws very low power from the battery itself to determine and display battery status