Digital Earth Resistance Tester LCD Insulation Ground Resistance Voltage Meter Lightning Rod Instrument Tool ,Easy to Use

1. Earth resistance range: 0-1999. 2. Earth voltage range: 0-199.9V. 3. LCD display with 32mm high figure 4. Withstand voltage: 3700V AC between the circuit and body cover (for 1 minute). 5. Overload protection: At earth voltage range, Max voltage can be 450V AC (for 1 minute).