Features 1、High sensitivity, stable and reliable operation, the main components are made of special wear resistant stainless steel, which has excellent wear resistance and rust prevention performance. 2、Electronic digital calipers are suitable for measuring inner diameter, outer diameter, and depth. 3、Electronic digital calipers are widely used to measure various types of mechanical processing 4、Each digital caliper has a simple and clear reading screen to increase efficiency and accuracy at work and at work. 5、Digital caliper with fine polished stainless steel gives better looking, smooth sliding, and accurate result. Specification Item Type: Digital Caliper Material: Stainless Steel 3CR13 Reading Value: 0.01mm Power Supply: 1x1.5V Button Battery(Delivered Without Battery) Stroke: 0-50mm/0-1.9in Measuring Speed: ≤1.5m/s Working Temperature: 0~+40℃ Relative Humidity: <80% Storage Temperature: -10℃-60℃ Package List 1 x Caliper 1 x Manual