Moore & Wright Water Resistant Series Digital Callipers are fitted with a patented ceramic capacitive sensor and a large LCD display offering 4-way measurement (mm/inch, absolute/incremental). They can be zeroed at any point on the scale and are fitted with a conveniently located on/off switch. Manufactured to DIN 862 standards, and are water and dust resistant to IP54 specifications.Supplied with a CR2032 battery.