Explore the cutting-edge technology of the YR1035 High Precision Lithium Battery Internal Resistance Meter, designed for professionals who demand accuracy and reliability in battery testing. [True Four-Wire System] This advanced internal resistance meter operates with a true four-wire 1Khz AC sinusoidal system, providing a measurement range from 0.00001Ω to 200Ω. It is capable of testing a wide variety of batteries, including lead acid, lithium ion, lithium polymer, lithium iron phosphate, alkaline, dry batteries, nickel hydrogen, nickel cadmium, and button batteries. The ZR function is specifically designed to measure internal resistance of 5 milliohms or less, ensuring precise results for even the most demanding applications. [Important Safety Note] Please be aware that it is forbidden to input AC signals and DC voltages higher than 100V to prevent damage to the device and ensure user safety. [Versatile and User-Friendly] The YR1035 comes with a host and probe test line, making it suitable for measuring various types of batteries with excellent versatility. The twisted pair of wires is designed to improve anti-interference, ensuring accurate and stable readings in diverse environments. [Durable Construction] Crafted from high-quality ABS material, this meter is built to last. Its sturdy and durable design ensures a long service life, making it a reliable tool for both professional and personal use. [Professional Manufacturing] With stable characteristics and high reliability, the YR1035 is the result of professional manufacturing standards. It delivers consistent performance, making it an essential tool for anyone involved in battery testing and maintenance. Upgrade your battery testing capabilities with the YR1035 High Precision Lithium Battery Internal Resistance Meter, where precision meets durability for unparalleled performance.