Parts List: 1 x digital multimeter voltmeter AC DC current 1 x test line 1 x instruction manual Highlight description:The multi-function tester can be used for AC/DC voltage test, DC/AC current test, current resistance, (DC amplification) test, frequency test, two-electrode valve test, NPN PNP transistor test, etc. Digital LCD multimeter, can be used for ohmic AC/DC voltage test and maintenance of various circuit boards, automatic polarity display/diode test/transistor P-N junction test/transistor HFE test 3 inch display Blue LCD backlight, 1999 counts, 2-3 updates per second Automatic shutdown and data retention Low battery indication Continuity test with buzzing sound in the circuit Overload protection of all ranges. You can use the multimeter in more places, such as factories, school laboratories, family hobbies, machine maintenance, etc. Detailed description: Measurement method: Double slope integral A/D converter Working environment: 0 to 40C Power supply: 9V battery (not included) Fuse protection: 200mA/250V Dimensions: 138mm x 69mm x31mm Weight: about 280g Measurement range 200VmV-600V0.5%2 digits of reading Overload protection: 250V rms AC voltage Measuring range 200V-600V1.2%10 digits Overload protection: 600 VDC or rms DC: Measuring range DC 2000-10A 1%2 digits of reading Overload protection: F 200mA / 250V fuse (10A range is not blown) &lt