Colormeter Color Tester Analyzer Measuring Caliber 8mm USB Bluetooth interface is an innovative color measurement tool with a powerful configuration to make measurement of color difference easier and professional. It can be used widely to measure color values, color difference in printing industry, paint industry, textile industry, and other colors to find similar colors from color card1. Adopts spectrum sensor to measure color values, providing reflectivity data and much better performance than a meter. D65 Or get correct L*a*b, L*Ch, RGB, Hex, and other color values under D50 light source. 20 different parameters such as whiteness, yellowness, color density, fastness, opacity 2. You can check "pass" or "dispute" from both the device and app. Displays color difference evaluation results. Connect to the app to set color differentiation, color tolerance, and parameters 3. Portable and large color card database connect to your phone app and create a database to upload color from printing, painting, textile color cards; No need to carry large and heavy color cards to find the color card database from Colormeter Pro APP and find close colors/similar colors easily and quickly! 4. Measurement AI Base Color Innovative design for automatic black-and-white calibration allows for easier and accurate color testing. If the device is working for a long time. Device data can be found on APP Synchronized Lighting and Observation System: D/8, SCI (Including Mirror Components) Color Space and Index: Reflectivity, CIE-Lab, CIE-LCh, HunterLab, CIE-Luv, XYZ, Yxy, RGB, Color Difference (E*ab, E*94, E*00), Brightness (ASTM E313-73, CIE/ISO, A ATCC, Hunter, TaubeBerrStensby, Yellow Index (ASTM D1925, ASTM E313-00, ASTM E313-73), Black Index (My, dM), Color Fastness, Color Fastness, Color (ASTM E313-00), Color Concentration CMYKA, T, E, M Light Source: LED (Full Wavelength Balanced LED Light Source) Measuring aperture: 0.3 in (8 Wavelength Interval: 10nm Wavelength Range: 400-700nm Reproductivity: E0.1 (after calibration of white tiles 30 times in 5 seconds) Measuring time: 1 second interface: USB, Bluetooth light source: A, B, C, D50, D55, D65, D75, F1, F3, F4, F5, F5, F6, F6, F7, F7, F8, F10, F10, F10, F10, F10, F10, F10, F1, F1, F10, F1, F1, F1, F1, F1, F1, F5, F5, F5, F10, F1, F5, F1, F1, F5, 1, F12, C WF, U30, U35, DLF, NBF, TL83, TL84 obserserators: 2 and 10 display screen: IPS full color screen (135*240mm, 1.14 inch) Battery: 4.2V / 760mAh, Rechargeable, 10,000 times continuous test languages: English and Chinese Calibration: Auto Weight: Approx. 3.3 g 1mm, height 10 2mm