Duo Yi Battery Life & Internal Resistance Tester for Lead-Acid and 18650 Lithium Batteries

This versatile tester is designed to accurately assess the battery life and internal resistance of both lead-acid and 18650 lithium batteries. It provides precise measurements, helping you determine the overall health and performance of your batteries. Featuring an easy-to-read digital display, this tester delivers reliable results quickly, making it suitable for both professional and personal use. Its compact design ensures portability, while intuitive operation ensures ease of use. Ideal for anyone needing to maintain optimal battery performance in various applications. Part Number: DY223 Manufacture country: China Instructions included: No