• Roll it over a surface to measure distance
• Measure Inches, Inch fractions or meters.
• Range: 0-144" / 0-3.6m
• Resolution 0.01" / 1/32" Accuracy +/- 0.1% od calculated value
• 2 Lithium Metal batteries required. (included)

Warning: Cancer and Reproductive Harm. www.p65warnings.ca.gov