Measurement method: 2-wire method/3-wire methodGround resistance - measuring range: 0.01~29.99Ω/30.0~99.9Ω 100~ 999Ω/1.00k~4.00kΩ          Accuracy: ± (3% reading + 3 words).          Resolution: 0.01Ω/0.1Ω/1Ω/10ΩGrounding voltage - measuring range 0~200V (50/60Hz).          Accuracy: ± (1% reading + 5 words).          Resolution: 0.1VData storage: 100 groupsData Hold: ✔Max/Minimum/Average: ✔Backlit display: ✔Low Voltage Tips: ✔Auto power off: ✔ (10 minutes of no operation auto power off).Operating environment: 0~40°C, relative humidity below 85%.Storage environment: -10~50°C, relative humidity below 85% (remove battery)

Model: TA8315CDC voltage: 0.1mV~1000V          ±（0.5%+3）AC voltage: 1mV~750V          ±（1.2%+10）AC current: 0.01A~600A          ±（3.0%+10）Resistance: 0.1Ω~40MΩ      ±（1.2%+8）Capacitance: 1nF~30000μF      ±（5.0%+10）Frequency: 10Hz~10MHz      ±（0.1%+3） Temperature measurement: -20°C~1000°C          ±（1℃）Maximum display: 5999 (3 5/6) digitsThe functions are as followsNCV measurementsMeasurement method: double integral A/D conversionTrue RMSLow battery displayBacklit displaySampling frequency: 3 times/secOn-off alarmJaw opening: 27mmDiode measurementsPower supply: 2 x No. 7 batteriesNumeric lockingAutomatic power off (about 15 minutes)