Solid construction and rugged rubber boots. CAT rating: CAT III 600V. Data hold feature. Backlit display. Measures AC/DC voltage – 600V. Measures AC/DC current – 10A. Measures capacitance, temperature, and frequency. Powered by one 9 volt battery (included). Accessories include: test leads, battery, thermocouple. Overall size: 5.75″ x 2.75″ x 1.75″.