1. Quickly identify -dimensional code and two-dimensional code on the screen2. No plug-in required, fast invoicing3. Anti-slip and drop-resistant design4. reading 5. Integrated design of body and data cable. Compatible with multiple Pixel: 640 x 480CMOSAdvantages: mobile phones / tablets / Alipay / WeChat / paper barcodesInterface type: USB / RS232 / TTLEnvironment light intensity: 0-100000 Lighting lamp: no lighting mode, reading mode, constant modeCode system: 1D: Code128, UCC/-128, AIM-128, -8, -13, /ISSN, UPC-E, UPC-A, Interleaved 2 of 5, ITF-6, ITF- 14, 2 of 5,Industrial 25, Standard 25, Code 39, Codabar, Code 93, Code 11,Plessey, -Plessey, GS1-DataBar (RSS), (RSS-14, RSS- Limited, RSS-Expand)2D: PDF417, Data , QR, -QRReading accuracy: 5milTypical reading depth of field: QR CODE (30MIL), 0-15CMCODE 128 (10MIL), 0-12CM sensitivity:: +/-50degree@ 0degree Roll and 0degree SkewRotation: +/-360degree@ 0degree Pitch and 0degree SkewDeflection: +/-60degree@ 0degree Roll and 0degree PitchLowest : 30%Prompt mode: buzzer, LED indicatorWorking voltage: 5VDC+/-5%Working current: 150mA+/-15mAStandby current: 80mA+/-2mAMaximum current: less than 200mAEnvironmental parameters:Working temperature: -20Celsius - +50CelsiusStorage temperature: -40Celsius - +70CelsiusRelative humidity: 5%-95% (no condensation)colour:WhiteMaterial:ABSsize:102 x 82 x 73mmPackage Contents:1 x bar code readerOnly the above package content, other are not included.Note: Light 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.