Description Product overview: Fluke 179 True-RMS Digital Multimeter The Fluke 179 True-rms Digital Multimeter is the industry-standard troubleshooting tool for electrical and electronic systems. This incredibly versatile multimeter makes a perfect front-line troubleshooting tool with an input protection rating of CAT III 1000 V, CAT IV 600 V. The built-in temperature measurement with the included thermocouple, analog bar graph and backlit digital display make it easier to take the measurements you need. A full set of basic and advanced troubleshooting capabilities including: Manual and automatic ranging Display Hold and Auto Hold Min/Max-Average recording Voltage measurements to 1000 V AC or DC Current measurements to 10 A AC/DC Resistance to 50 MΩ; capacitance to 10,000 μF, frequency to 100 kHz; temperature from -40 ℃ to 400 ℃ All of these features come paired with a lifetime warranty. Specifications: Fluke 179 True-RMS Digital Multimeter Specifications Voltage DC Accuracy1 ±(0.09% 2) Max. resolution 0.1 mV Maximum 1000 V Voltage AC Accuracy1 ±(1.0% 3) Max. resolution 0.1 mV Maximum 1000 V Current DC Accuracy1 ±(1.0% 3) Max. resolution 0.01 mA Maximum 10 A Current AC Accuracy1 ±(1.5% 3) Max. resolution 0.01 mA Maximum 10 A Resistance Accuracy1 ±(0.9% 1) Max. resolution 0.1 Ω Maximum 50 MΩ Capacitance Accuracy1 ±(1.2% 2) Max. resolution 1 nF Maximum 10,000 µF Frequency Accuracy1 ±(0.1% 1) Max. resolution 0.01 Hz Maximum 100 kHz Temperature Accuracy1 ±(1.0% 10) Max. resolution 0.1°C Range -40°C / 400°C 1. Accuracies are best accuracies for each function Environmental Specifications Operating temperature -10°C to 50°C Storage temperature -30°C to 60°C Humidity (without condensation) 0% – 90% (0°C – 35°C) 0% – 70% (35°C – 50°C) Safety Specifications Overvoltage category EN 61010–1 to 1000 V CAT III EN 61010–1 to 600 V CAT IV Agency approvals UL, CSA, TÜV listed and VDE Pending Mechanical and General Specifications Size 43 x 90 x 185 mm Weight 420 g Warranty Lifetime Battery life Alkaline ~200 hours typical, without backlight