Features: Multimeter with automatic ranging true-root mean square (TRMS) technology for increased accuracy. Tester measures up to 2000V AC-DC voltage-, AC-DC current and Ohm resistance plus-temperature, capacitance, frequency, duty-cycle, test diodes and continuity. Support Data Hold, Large LCD Backlit Screen, Auto-Shut-off. Professional level is reflected in some features include Auto-Ranging capability, and TRMS for measuring both AC-Current and Voltage-. Help to troubleshoot a variety of automobile and household electrical problems safely and accurately. The Digital Multimeter is designed to be safe and accurate, and suitable for electrician test, household use, automobile, industrial electrical problems. Specifications: Material:ABS Color:Blue,Red,Green,Black, Display(LCD):6000 Counts Ranging:Auto/Manual Update rate:3-times/second Low battery indication:yes Battery Type:3pcs AA-Battery (ship without battery) Square-wave output:50Hz~5000Hz Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Digital Multimeter 2x Cable 1x Thermocouple 1x User Manual