FeaturesThe ETB-0833 gloss meter meets the technical parameters and performance indicators specified in the international standard ISO 2813 & ASTM D523 with following features:Triple angle 20˚/60˚/85˚ measure at the same time.Self-calibration, no need to be hand adjustment.Automatically shut downLCD digital displayEasy to use and accurate. Precise measure, excellent repetition performance Calibrate to provided standard (calibration tile)Completely intelligentized design. Simple menu-driven system operated by two user-friendly buttons interface convenient to useLong life-span lamp- house, no need to changeLightweight, fine, stylish appearance, portable to carryHave electrical source pressure shortage indication functionInternational Standard ISO2813, ASTM D523 (USA)USB interface, can save 1193 datasApplicationThe surface luster measure for printing ink, paint, bake lacquer, coating and woodworkThe surface luster measure for construction decoration materials: marble, granite, glass chemical polishing brick and pottery brickThe surface luster measure for plastic and sheetThe surface luster measure for other materialsPlease see the following Examples of Applications:20˚: High gloss paint (cars), plastics, varnish, sheet, paper and metal60˚: Universal for paints, printing ink,varnish, metal, anodized aluminum, plastics and ceramics85˚: Matt paint and surfaces in aviation, military, furniture and automobile interiorsNotice:This cable is used for data output, NOT for charging.ETB-0833 gloss meter is powered by 1.5V AA alkaline battery, NOT rechargeable battery.If it can not be powered on, please check if the battery is installed or not.The battery is not in the package due to shipping policy.