Fowler Mark VI Digital Indicator with LIFETIME WARRANTY Specifications Include... 0-1" / 25mm Measuring Range 0.00005" / 0.001mm Resolution Digital & Analog Display Robust construction Water & Coolant resistant Protection class: IP-67 10,000 hours battery life Customizable menus Aluminum housing Bezel rotates 270° Large display with LEDS to tolerance integrated lift lever. Functions include... MIN / MAX / DELTA TOL Factor Preset Auto off LIFETIME WARRANTY from Fowler