Large LCD displays easily interchangeable Metric and Inch measurement readings. Multiple measuring applications including Outside measurement, Inside measurement, Depth measurement and Step measurement. Advanced functions include Relative Measurement or the ability to take measurements relative to a pre-set reference point. Accuracy of ±0.03mm/0.0012in, Resolution of 0.01mm(0.0005in). 1-YEAR WARRANTY CARD. The FREEMANS Digital Caliper comes complete with batteries, and an instruction manual (including warranty card). The product is guaranteed for one year against manufacturing defects. Its IP54 rating protects against dust and water.