Package Includes 1*Digital earth ground tester 1*Simple test leads with alligator clips, 1*standard test leads with alligator clips, 1*earth spike 1*carrying bag ATO Digital Ground Resistance Tester Features: Manual rangeAuto power offLow battery indicationData holdData storage: 20 setsLCD backlightFull icon display Double insulation protectionPoor contact display: Display "...Ω"Over-range display: Display "OL"Simple 2-wire testingPrecise 3-wire testing Applications: ATO Digital ground resistance tester is capable of making precise 3-wire and simple 2-wire earth resistance measurement. The earth testing meter is applied for the earth resistance measurement of grounding systems of various power systems, electrical equipment, lightning protection equipment, etc., and also support AC ground voltage test. Light weight, rugged and portable, high reliability. Digital Ground Resistance Tester, 0 ~ 2000Ω Digital Ground Resistance Tester, 0 ~ 4000Ω Add to Cart Add to Cart Price $379.99$379.99 $490.99$490.99 Model ATO-GRT-UT521 ATO-GRT-UT522 measuring range 0 ~ 2000Ω 0 ~ 4000Ω AC Earth Voltage (V) 0 ~ 200V 0 ~ 400V ATO Earth Testing Meter Specification: General Specification: Power supply 1.5V battery (LR6) x 6 Display 70.6mm x 34mm Operating temperature 0℃ ~ 40℃ Operating relative humidity ≤80%RH (non-condensing) Operating altitude ≤2000m Storage temperature -20℃ ~ 60℃ Storage relative humidity ≤75%RH (non-condensing) Product weight 560g Product size 160mm x 100mm x 70.5mm Accessories * Simple test leads with alligator clips, standard test leads with alligator clips, earth spike, batteries, carrying bag Note: * Batteries are Not Included for air shippment. Insulation Resistance Tester Insulation Resistance Tester Insulation Tester Insulation Tester Digital Ground Resistance Tester Clamp-on Ground Resistance Tester Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Price $171.99$171.99 $289.99$289.99 $331.70$331.70 $520.99$520.99 $379.99$379.99 $868.99$868.99 Selectable Test Voltage 100V/250V/500V/1000V 500V/1000V/2500V 100V/250V/500V/1000V 500V/1000V/1500V/2500V no data no data accuracy 0% ~ 10% 0% ~ 10% 0% ~ 20% 0% ~ 20% no data no data Measuring Resistance Range 0.00 MΩ to 5.0 GΩ 0.00 MΩ to 20 GΩ 0.1 MΩ to 10 GΩ 1 MΩ to 100 GΩ no data no data Measuring Resistance Range--(Earth Ground Resistance) no data no data no data no data 0 ~ 2000Ω/4000Ω 0.01-1000Ω Earth Voltage Test no data no data no data no data ✓ no data Leakage Current Test no data no data no data no data no data ✓