GM861SReading Distance:5-30cm x : 25% x x :Roll:360Pitch:65Yaw:65Viewing :67(Horizontal)53(Vertical)ParameterPerformanceSensorCMOS Mode640 x 480Indicator LightGreen lightas read successfullyRead Code Type1D: -13, -8, UPC-A, UPC-EISSN, , CodaBar,Code 128,Code93, ITF-14, ITF-6, Interleaved 2 of 5,Industrial2of5,Matrix2of5, Code 39,Code11, -Plessey,GS1 Composite,GS1-Databar (RSS)2D: QRCode, DataMatrix, PDF417Accuracy of reading x :10milMechanical/electrical Parameters:Parameter:PerformanceInterface:TTL-232/USBSize(mm):Diameter 20.9mm Height 6.2mmWeight:2gPrompting mode:LED IndicatorOperatingVoltage:3.3VOperation Current:70mA(Max)Standby Current:6mA(Typical)Startup time:250mS (Typical)material: metalColor as shownPackage Contents:1 x code moduleOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.