The Hioki DT4281 is a high-precision digital multimeter designed for professional electrical testing and diagnostics. It features true RMS measurement, a wide voltage and current range, and advanced safety functions, making it ideal for industrial and laboratory applications. With a dual display, high-speed response, and robust build, the DT4281 ensures accurate and reliable measurements. It also includes temperature measurement, harmonic analysis, and low-pass filtering, enhancing versatility for various testing scenarios. Key Features: True RMS measurement for accurate AC readings Wide measurement range (DC/AC voltage, current, resistance, capacitance) Harmonic analysis & low-pass filter for precision in noisy environments Fast response time with dual display CAT IV 600V / CAT III 1000V safety rating for high-voltage applications Ideal for engineers, technicians, and professionals who need a reliable, feature-rich multimeter for demanding tasks.