Detailed Product Description Specifications: 1) 4 1/2 bench-top digital multimeter 2) 30 ranges, 19,999 counts max.,40mm high digit display, with backlight 3) Diode, triode test and continuity buzzer 4) True RMS measurement, overload protection 5) AC frequency response: 40 ~ 50kHz 6) Input impedance: 10MΩ 7) Sampling rate: 3 times/s 8) DC voltage: 200mV/2V/20V/200V/1,000V (0.05%+3) 9) AC voltage: ...