MAIN FEATURES: Manual Automatic test Digital display of 6000 calculations True RMS AC DC voltage measurement AC DC current measurement Continuity measurement Resistance measurement Diode test Capacitance measurement Temperature measurement Frequency measurement SPECIFICATION: Automatic selection of measurement and range functions Overload protection across the entire range max. voltage between the test terminal and ground: 600V DC or 600V A Display: 4.7 inch LCD display max. displayed value of digits: 6000 Polarity indication: automatic indication and '-' means negative Indication of exceeding the range: '0L' or '-0L' Sampling Time: About 3 times / second, bargraph 10 times / second Display of units: Display of functions and units for the amount of electricity Auto power off time: 15 minutes Low battery voltage indication: LCD display symbol Temperature coefficient: less than 0.1 accuracy / . Working temperature: 1828 Storage temperature: -10 50