Features High Precise: The measuring range is 0 to 150 mm, with high precise, can be used to measure the outer diameter, inner diameter, depth, etc. One Button Conversion: One button for metric and imperial conversion, easy to use, meeting different reading requirements. LCD Display: Designed with high definition LCD screen, this digital caliper displays the reading clearly and intuitively. Stainless Steel Made: Made of excellent stainless steel, hard wearing, rust and corrosion resistance, sturdy and stable, not easy to bend. Storage Box: Compact in size, light in weight, comes with a storage box, this digital vernier caliper is very convenient to carry around. Specification: Item Type: Digital Caliper Material: Stainless Steel Model: ET50 Measuring Range: Approx. 0-150mm (0-6in) Resolution: Approx. 0.01mm/0.0005in Accuracy: Approx. ±0.02mm/0.001in (<100mm), ±0.03mm/0.001in (>100-200mm) Repeatability: Approx. 0.01mm/0.0005in Maximum Measuring Speed: 1.5m per second, 60in per second Measuring System: Linear capacitance measuring system Display: LCD Operating Temperature: 5℃ to 40℃ Power Supply Mode: 1 x button battery LR44 180mAh (built in) Package List:1 x Digital Caliper 1 x Manual1 x Storage Box Package List 1 x Digital Caliper 1 x Manual 1 x Storage Box