This KINGBOLEN BM550 Car Battery Tester Analyzer is a valuable tool for anyone looking to ensure their vehicle's battery is in good working condition. With compatibility for Flooded, AGM, and Lead-Acid batteries, this tester provides a comprehensive analysis of your battery's health. Features include an LCD display for easy reading of results, a user manual for easy use, and compatibility with 6V, 24V, and 12V batteries. This single item comes with a 1-year warranty and is manufactured in China. Perfect for anyone in need of a reliable and accurate battery tester.