Features: 1) Global scan.Multi-code reading, 6 codes can be read at the same time2) Small appearance and easy development3) Dual lights can be set freely4) Rich interfaces, supporting USB and UART5) It can read many code systems, and can read and Hansein code.Specification: Pixel: 640x480Voltage: 5VInterface specifications: MX1.25xPinSupport USB, UART(TTL-232)Reading code system: 2D: QR Code, Mini QR, Data , PDF417, Mrico PDF417, 1D: , , Code 39, Code 93, Code 128, UCC/ 128, Codabar, Interleaved 2 of 5, ITF-6, ITF-14, , ISSN, -PlesseyGS1 Databar, Code 11, Industrial 25, Standard 25, Plessey 2 of 5size: 37 x 27 x 11mmMaterial: plasticcolour: White+blackPackage Contents: 1 x Barcode Reader Module1 x cableOnly 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.