3-function, 13 test ranges, and 2000 display count. Color coded test leads and rotary dial. Measures AC volts to 500 VAC and DC volts to 250 VAC. Measures resistance to 2 Meg (ohms). 10 Meg input impedance. Low battery indicator. CAT III 600V CAT rating. Uses (1) 9V battery, not included. 1 year warranty.