YR1035+ 4-Wire Lithium Battery Internal Resistance Tester High-precision Battery Tester Resistance Test Instrument 100V

【ACCURATE MEASUREMENTS】 This lithium internal resistance tester utilizes a four-wire AC true sine wave measurement, significantly reducing the of test leads and contact resistance to deliver precise and reliable readings for all your electrical measurement needs. 【USER-FRIENDLY INTERFACE】 Equipped with two functional interfaces and a sorting feature, this tester simplifies management processes, making it an essential tool for both professionals and hobbyists in electrical tasks. 【LONG-LASTING PERFORMANCE】 With built-in mobile power charging capabilities and low power consumption, this internal resistance meter ensures extended usability while minimizing the frequency of recharging. 【DETAILED RESISTANCE TESTING】 Capable of measuring internal resistances up to 200 ohms with a minimum resolution of 01 milliohms, the HOLD button activates the ZR function for precise readings as low as 0.30 milliohms, catering to detailed electrical assessments. 【BROAD COMPATIBILITY】 The true 1KHz 4 wire AC sine ohmmeter tests various battery types including lithium-ion, alkaline, and NiMH batteries. The ZR function enhances accuracy for measurements below 5 ohms, making it for diverse applications.