RELIABLE SAFETY DETECTION: VoltAlert technology provides non-contact voltage detection to quickly verify live circuits before testing PRECISION MEASUREMENTS: True RMS technology delivers accurate readings on non-linear loads, ensuring reliable results every time AUTOMATIC SELECTION: Auto Volt feature automatically detects AC/DC voltage, eliminating manual switching and reducing measurement errors ENHANCED VISIBILITY: Large white LED backlight illuminates your work area, making readings clear even in poorly lit environments PROFESSIONAL RELIABILITY: Built with Fluke's legendary durability to withstand daily use in demanding environments for years of dependable service