1. Function:   Measurement of 2/3/4-pole earth resistance, soil resistivity, earth voltage, AC voltage
2. Power Supply:   DC 9V(Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours)
3. Measurement Range:   Earth Resistance: 0.00ohm-30.00kohm; Soil Resistivity: 0.00ohmm-9000kohmm; Earth Voltage range: 0-600V
4. Measuring Mode:   Precise 4-pole, 3-pole, simple 2-pole
5. Test Frequency:   128Hz/111Hz/105Hz/94Hz(AFC)
6. Shift: Earth Resistance:   0.00ohm-30.00kohm, automatic shift; Soil Resistivity: 0.00ohmm-9000kohmm, automatic shift
7. Backlight:   Blue screen backlight, suitable for dim places
8. Display:   4-digital super-large LCD display, blue screen backlight
9. Dimension:   L×W×H: 215mm×190mm×95mm
10. Measuring Rate:   Earth voltage: about 3 times/second; Earth resistance, soil resistivity: about 5 seconds/time
11. Measuring Times:   Over 5000 times (Short-circuit test, interval time should be at least 30 seconds)
12. Line Voltage:   below AC 600V
13. Data Storage:   300 sets, “MEM” icon storage indicator, flash display “FULL” icon to indicate storage is full