Klein Tools MM325 Multimeter is a manual-ranging multimeter that measures AC/DC voltage, DC current, and resistance. It can also test batteries, diodes, and continuity. Klein Tools' Test and Measurement product line was exclusively designed from the ground up by electricians for electricians. Years of field research, combined with extensive input from electricians across America, inspired the development of meters and electrical testers loaded with innovative, time-saving features. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857. VERSATILE FUNCTIONALITY: Measures AC/DC voltage up to 600V, 10A DC current, 2M? resistance; additional features include continuity, diode test and battery test LEAD-ALERT PROTECTION: LEDs on the meter illuminate to indicate proper test lead placement, enhancing accuracy and safety during measurements BACKLIT DISPLAY: LCD shows clear readings in low-light conditions for enhanced visibility BATTERY TEST: Battery test mode can be used for checking if batteries are working CONVENIENT FEATURES: Test lead holders on the back of the meter, kickstand and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation DURABLE CONSTRUCTION: Built to withstand a 6.6-Foot (2 m) drop, for use in basic and controlled electromagnetic environments such as residential, business and light-industrial locations COMPLETE PACKAGE: Includes test leads with CAT III/CAT IV safety caps, instructions, and 2 x AAA batteries