You can use the volume buttons to switch on the camera light, it may make scanning easier.
All relevant formats are supported:
1D: UPC-A, UPC-E, EAN-8, EAN-13, Code 39, Code 93, Code 128, Codabar, ITF, RSS-14, RSS-Expanded
2D: QR Codes, Data Matrix, Aztec, PDF 417
Last updated on 2017年02月21日
optimized layout when high amount of codes is scanned
