1D 2D QR Desktop Barcode Scanner Omnidirectional Hands Free Automatic USB Ba Set
2D: QR Code, Data (DM), PDF417, Micro QRCode, MaxiCode, Aztec Code, Support for Cell Phone Screen Reading. Minimum Resolution: 1D 3mil, 2D 5mil. Battery Type: Built in 2000mAh Lithium Ion Battery. Scanning Type: CMOS Global Exposure.