1、This vernier caliper allows you get the accurate data by using internal, external, step and depth measurements in inches and millimeters 2、Designed for home, DIY and professional using, this tool is so simple but incredibly precise that childs can use it too 3、Ergonomically design provides a comfortable grab in the hand and features a LCD display 4、Fixing lever for detecting the calliper 5、Switch from metric to inch by pressing a button Technical specifications: - Dimensions: Measuring range 0-150mm / 0-200mm / 0-300mm - Ideal for industrial and self-propelled application - Material: hardened steel - Simple exact measurement of the internal / external height dimension - Linear capacitive measurement system - Basic measurement functions: Measurement of inside, outside, depth and step measurement - zero setting in every position - Fixing lever for detecting the calliper - Handicap conversion - Switch from metric to inch by pressing a button - Precise reading from 0.01mm or 0.0005mm - Easy to change battery (LR44 battery, not included) Delivery: 1 x Digital Caliper 1 x manual