The Starrett EC799 Series Electronic Caliper is light, comfortable, easy-to-use, and constructed with features that have made Starrett slide calipers the machinists first choice for many years. The EC799 offers a slim, streamlined profile, a large, clear, easy-to-read LCD display, long battery life, and function buttons for zero and inch/mm. Electronic Caliper, 0-6" (0-150mm), w/o Output, w/ Plastic Case. Starrett electronic calipers are long-lasting and as reliable as theyve ever been. Slide calipers provide large measurement range, flexibility and accuracy up to 0.001." Starrett offers a broad range of slide calipers with exceptional quality. These tools typically measure outside, inside, depth, and step dimensions. They include full-featured electronic tools, with or without IP67 protection optional output. The L.S. Starrett Company, founded in 1880, manufactures more than 5,000 variations of Precision Tools, Gages, Measuring Instruments and Saw Blades for industrial, professional and consumer markets worldwide.