Features: • In accordance with international standard ASTMD523,ASTWD1455,ASTMC346,ASTMC584,ASTMD2457,DIN ENISO2813,DIN67530,ENISO7668,JISZ8741,MFT30064,TAPPIT480,GB9754,GB9754,GB/T13891,GB7706 and GB8807.Its technical parameters confrom with JJG696-2002. • Accurate measurement,good repetitiveness. • Automatic calibration.Small in size,easy to carry. • Intelligent design,rapid measurements. • Applies USB,Bluetooth data output. • Built-in lithium ion rechargeable battery. • Backlight display,suitable for low light environment. Specifications: • Display:4 Digits Backlit LCD • Measuring Angle:75° • Range:0.1 ~ 200 Gloss Units • Gloss Units:GU • Accuracy:±1.0 GU • Resolution:0.1 • Repeatability:±0.5 GU • Measuring Area:7 x 14 mm(Ellipse) • Data Memorized:254 Groups • Operating Conditions:Temp :0 ~ 40°C, Humidity :< 85% RH • Power Supply:3.7 V Lithium Ion Rechargeable Battery • Dimensions:140 x 45 x 75 mm • Weight:305 g (Including Batteries) Standard Accessories: • Main Unit • Holder with Calibration Standard • AC Adapter • Optical Cleaning Cloth • Carrying Case(B04 • Operation Manual Optional Accessories: • USB Data Cable with Software • Bluetooth Data Adapter with Software