The Fluke 87V Max multimeter is built to use in the toughest environments. The IP67 rated, fully waterproof and dustproof meter has an operating temperature range of 5 to 131°F (–15 to 55°C). Use the included temperature probe to measure temperatures from –40 to 500°F (–40 to 260°C). Quickly and easily view your measurements on the large 19,999 count display. Two-level bright white backlight and backlit keypad buttons provide increased visibility. Functions include MIN/MAX/AVG, reading hold/auto hold, and relative reference. The rugged removable holster doubles as a test probe holder for one-handed operation.