The Lisle Digital Multimeter CAT III - 82600 is a professional-grade multimeter designed for use in a wide range of applications. It features a large, easy-to-read LCD display with a backlight for use in dimly-lit areas. This multimeter measures AC/DC voltage, resistance, capacitance, frequency, and temperature. It also has a built-in continuity buzzer and diode test. The CAT III - 82600 is designed to be durable and reliable, with a protective rubber boot to help protect it from drops and bumps. It is also lightweight and easy to use, making it the perfect tool for both professional and DIY projects.