Klein Tools 600V Slim Digital Multimeter w/ True RMS (TRMS), Auto-Ranging, and Temperature Measurement (SKU: MM450) features a high-visibility reverse-contrast display with automatic backlight adjustment for improved readability in changing lighting conditions. Lead-Alert LEDs help verify proper test lead placement, while the durable housing withstands drops up to 6.6 ft. for dependable jobsite performance. A low battery indicator and easily accessible battery and fuse compartment simplify maintenance, and the included CAT III 1000V/CAT IV 600V rated test leads, thermocouple with adapter, carrying pouch, and AAA batteries provide a complete solution for electrical testing, preventive maintenance, and equipment troubleshooting.