GROW GM802 Serial Small DC3.3V Barcode Scanner Module Board USB/TTL232 Interface 1D/2D QR Bar Code Reader PDF417 for Ard

Description GM802 serial have GM802 S and GM802 L model The only difference between GM802 S and GM802 L is the lens GM802 S lens reading distance is 5 30cm GM802 L lens reading distance is 7 50cm The actual data depends on the size and content of the code GM802 serial bar code reader module is a high performance scanner can read 1D bar code easily and read 2D bar code with high speed It also wins high scan speed for linear code even for bar code on paper or screen GM802 serial bar code reader module is an advanced bar code decoding algorithm which developed on image recognition algorithm can easily and accurately read bar code simplify secondary development Specification ParameterPerformanceSensorCMOSScan Mode640 480LightingIt is recommended to use white light as lighting should be uniform and softIndicator LightIt is recommended to use green blue light as read successfully Read Code Type1D EAN 13 EAN 8 UPC A UPC EISSN ISBN CodaBar Code 128 Code93 ITF 14 ITF 6 Interleaved 2 of 5 Industrial2of5 Matrix2of5 Code 39 Code11 MSI Plessey GS1 Composite GS1 Databar RSS 2D QRCode DataMatrix PDF417GM802 S Reading Distance 5 30cmGM802 L Reading Distance 7 50cmContrast 25 Scan AngleRoll 360° Pitch 65° Yaw 65°Viewing Angle67° Horizontal 53° Vertical Accuracy of reading≥10milMechanical electrical Parameters ParametersPerformanceInterfaceTTL 232 USBSize mm 18 x 12 5mmWeight1gPrompting modeBuzzer LED IndicatorOperating Voltage3 3VOperation Current70mA Max Standby