Versatile Functionality: This digital multimeter supports AC/DC voltage (max 1000V), resistance, and continuity testing, and can measure insulation resistance at 100 VDC/100 MΩ, 250 VDC/1000 MΩ, 500 VDC/2000 MΩ, and 1000 VDC/10 GΩ, offering comprehensive electrical measurements

High-Accuracy Testing: Equipped with the TRMS technology, the insulation tester can accurately measure the true RMS of non-sinusoidal waveforms. 4000-count backlit LCD ensures clear readings, and the RANGE key lets you switch between auto and manual range modes

User-Friendly Designs: Optimized with multiple functions for enhanced testing convenience and accuracy - including data hold, analog bar graph display for insulation resistance, ngative polarity indication, over range indication, low battery indication, and 15-minute auto shutdown

Safe to Use: The housing is made of sturdy plastic with an IP40 protection rating, making it suitable for various working environments. It complies with CAT IV 600V and CAT III 1000V safety standards, ensuring safe operation in high-voltage conditions