LEIGAO Specifications:Accurate stylus gauge for stylus tracking force measurement.LCD screen, easy to read.With blue backlight, convenient to use in a dark.Automatically power off when there is no operation for 3 minutes.High precision and high sensitivity.Type: Stylus Force ScaleMaterial: Stainless Steel + ABSMeasurement Range: 0-5.00g Display: 3 DigitAccuracy: 0.01gUnit: g/oz/ozt/dwt/ct/gnBattery: 2 x 1.5V Lithium Cell AG12 Batteries (Not Included)Features: LCD Digital, Precise, Stylus Force Gauge, Jewelry Scale, PortableSize: 96mm x 43mm x 20mm/3.77"" x 1.69"" x 0.79"" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Colour: blackPackage Includes: (Battery Not Included)1 x Stylus Force Scale