The FAITHFULL Mini Digital Caliper is manufactured from a lightweight non-marring carbon fibre material. It has an easy to read clear liquid crystal display and displays readings in either metric or imperial format with a measuring range of up to 75mm. The caliper can perform internal, external and step measurement functions. It provides precision readings from 0.01mm (0.0005in), has +/- 0.02mm accuracy and a working temperature of 5-40°C. The handy compact size and included pocket clip ensure the caliper is always conveniently close at hand. It has a 1.5V battery and automatically powers off after 5 minutes.