@jayfeesfind: Description Internal and external dimensions can be easily and accurately measured Linear capacitive measuring system • Zero setting in any position · With a small locking thumb screw which locks the jaws in place • Base measuring function: Inside, outside · With easy to read large LCD display • Resolution:0.1mm/0.01inch • Accuracy: ±0.2mm • size:245×80x12mm • power:AG131.5V cell battery · weight:53g#digitalcaliper #digitalcalipers #murangdigitancaliper #hardwarestorefinds