The moore wright water resistant series digital caliper are fitted with a patented ceramic capacitive sensor and a large lcd display that offers 4 way measurement mminch absoluteincremental measurement they can be zeroed at any point on the scale and is fitted with a conveniently located onoff switch the calipers are manufactured to din 862 standards and water and dust resistant to ip54 specifications supplied with a cr2032 battery specification range 0 150mm 0 6in resolution 001mm 0005in jaws