... recognized by pens, ruler, protractor, set square, searchlight and other tools, and to page up/down, drag object, clone object, etc. Also ... to write, move, rotate, zoom in/out object and shift page, etc. with your finger instead of e-pen;Adopt ... .38KG56.8KG70.6KG Touch Sensors Specifications: ItemSpecificationPC connectionConnect PC with machine via USB cable; plug and play without installing driver. ...