The bar graph has 33 segments and updates 32 times per second. The installed 9V battery averages 400 hours without use of backlight. With VoltAlert technology for non-contact voltage detection and a 3 year warranty, the 117 will be in your arsenal for a long time. Fluke 323 True-RMS Clamp MeterTrue-RMS measurements and optimized ergonomics make the 320 Series Clamp Meters the best general troubleshooting tools for commercial and residential electricians. The Fluke 323 model is ideally suited for current measurements up to 400 A in tight cable compartments. The Fluke 323, 324 and 325 Clamp Meters are designed to perform in the toughest environments and provide noise-free, reliable results users can trust to confidently diagnose problems.
True-rms measurements and optimized ergonomics make the 320 Series Clamp Meters the best general troubleshooting tools for commercial and residential electricians.


