GM861S Reading Distance:5-30cm Contrast x : 25% Scan Angle x x :Roll:360°Pitch:65°Yaw:65° Viewing Angle:67°(Horizontal)53°(Vertical)<br><br>Parameter Performance Sensor CMOS Scan Mode 640 x 480 Indicator Light Green lightas read successfully Read Code Type 1D: -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, PDF417 Accuracy of reading x :≥10mil Mechanical/electrical Parameters: Parameter:Performance Interface:TTL-232/USB Size(mm):Diameter 20.9mm Height 6.2mm Weight:2g Prompting mode:LED Indicator OperatingVoltage:3.3V Operation Current:70mA(Max) Standby Current:≤6mA(Typical) Startup time:≤250mS (Typical) material: metal Color as shown<br><br>Package Contents: 1 x Scan code module<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.