Utilizes precise 4wire technology for accurate measurement results, ensuring reliable data every time. Compact and lightweight design with a sleek appearance, making it easy to carry in your pocket for onthego use. True fourline battery internal resistance meter measuring from 0 to 999 milliohms, with ±1% accuracy for dependable performance. Clear digital LCD display provides easytoread measurements, while integrated backlight enables visibility in dimly lit environments. Ideal for: Testing battery internal resistance in workshops or quality control settings to verify performance. Onsite diagnostics for technicians needing accurate results without bulky equipment. Hobbyists or engineers working on portable electronics, ensuring battery health and efficiency. Specifications: Measurement method: True fourline (4wire) Range: 0 to 999 milliohms Accuracy: ±1% Display: Digital LCD with backlight Size: Small and portable for easy carrying This instrument offers professionalgrade precision in a portable form, making it a reliable tool for battery testing, verification, and maintenance.