This is a colorimeter and a spectrophotometer which can measure CIE-LabCE-YxyRGBCMYK and other parameters. It can also identify two color differences judge whether they are qualified or notand tell you the color bias such as more red less green. It can measure a color find the color card number closest to the color or establish its own color database. It has the function of color inspiration to help you match your favorite colors at . Whether you are an interior designer painter or just want to paint your home she is your very clever color measuring tool. The color difference can be measured when the machine is alone:This is a great advantage of this machine. Many color sensors are very small and can be put into a pocket but it is not possible to measure color and color difference on a single machine. This machine can with a small screen load the information you need Colour:green Material:plastic Due to different batches there may be differences in product appearance and printed text which not affect use Package Contents: 1 Colorimeter Only the above package content other products are not included. The measurement allowed error is 1-3cm.