Features Advanced on-site sensor electromagnetic inductive sensor for dirt, oil and water resistance. Wide Application Widely used in all kinds of DIY measurements and archaeological jewelry measurement. The product is lightweight, easy to carry, very convenient. New depth gauge groove treatment gives better appearance, smooth gliding and accurate result. Digital reading LCD screen displays thumb for versatility when measuring, very convenient. Specification: Type: Electronic Digital Caliper Material: carbon fibre. Measuring range: 0-100 mm/0-4 inches. Reading value: 0.1 (mm) Resolution value: 0.1 mm Battery type: LR44 button cell (not included) Features: Wide Application Widely used in all kinds of DIY measurements and archaeological jewelry measurement. Digital reading LCD screen displays thumb for versatility when measuring, very convenient. New depth meter groove processing gives better appearance, smooth gliding and accurate result Advanced on-site sensor electromagnetic inductive sensor for dirt, oil and water resistance The product is lightweight, easy to carry, very convenient. Package list: 1 x electronic digital caliper. Package List