6000 counts auto orange voltage tester: this circuit probe kit can measure AC/DC voltage: 6V ~ 600V, DC voltage: 600mV ~ 600V; ohmmeter test resistance of 1 ~ 60M; Capacitance meter from 9,999 nF to 999.9 F. Diode test and continuity buzzer. Overload protection: the KE-38C mini multimeter has the surge category 600V CAT III qualified according to IEC 1010 standard. Over range indicator and double insulation and thermistor protection circuit to avoid unnecessary overload damage. Compact and safe electrical tester to fix electrical problems in motor vehicles and households. Data hold function: the portable voltage tester pen can hold the reading data with one button and freeze, which is convenient for recording. Low battery indicator, auto shut off with "beep" warning after 15 minutes without operation to extend battery life. You can also press the "SELECT" button to turn off the auto-off function. Backlight and torch: Press and hold the "Hold" button on the portable voltage tester to turn on the bright torch and backlight of the LCD screen so you can test and read in the dark. Portable multimeter for electricians and electrical engineers. High-precision ammeter: includes 2 x 1.5 V batteries + 1 x tester pen cable + 1 x digital multimeter KE-38C. Comes with a one-year warranty and lifetime technical support. Just feel relaxed to place your order. We are always there for you to provide a fast and professional after-sales service :)