Ground Resistance Tester Backlit LCD Display Automatic Shutdown Earth Resistance Meter for Iron Tower Building 600V Item Type: Resistance Tester Material: ABS Product Introduction: Large digital LCD and backlight are applied to instruments, convenient for users to read information about LCD. Can store up to 100 sets of measurement data, even if power is cut off, it will not be lost, and users can easily access historical data. Can be used to measure maximum, minimum, or average values and relative measurements. Provide automatic shutdown function. 1. Product Features Digital display and analog bar display. 2 pole and 3 pole modes. Constant current inverter resistance to ground 800Hz/3mA. Maximum, Min, for AVG REL measurement function Data Records: 100 sets Display backlight Low battery indication Automatic shutdown Grounding Resistance: Range: 0 Ω to 29.99 Ω Accuracy: ± (2% rdg, 6d) Resolution: 0.01 Ω Range: 30 Ω to 99.99 Ω Accuracy: ± (3% rdg, 3d) Resolution: 0.1 Ω Range: 100 Ω to 999 Ω Accuracy: ± (3% rdg, 3d) Resolution: 1 Ω Range: 1.00k Ω to 4.00k Ω Accuracy: ± (3% rdg, 3d) Resolution: 10 Ω Ground Voltage: Range: 0V to 600V (50 to 60Hz) Accuracy: ± (1% rdg, 5d) Resolution: 0.1V Battery: 6 x 1.5V AA battery (shipped without battery) Product Mode: MS2302 Safety Level: EN61010 1, EN61326 1, EN61557 5, 1000V CAT III and 600V CAT IV