You may need to measure different colors in different places, this spectrophotometer is 85mm in height, 34mm in diameter, We assume that you don't want to carry a heavy truck, so just put this portable wireless color sensor in your pocket. Use or without the app. Equipped with a 1.14-inch IPS full-color screen, this colorimeter can work alone, if not connected to the APP, you can directly see the pass or fail judgment. It can capture, match, compare, save and share colors. This mini color reader is designed for color identification. Just one click to measure the color value, as a color scanner, it makes the work easier, especially for painters, designers and DIY people. Easily connect to for Android, for IOS, via Bluetooth, and the built-in rechargeable battery provides 7000 measurements after a full charge. Automatic calibration design for easy correct color testing., Manufacturer: Duanthry