Features: ?? Excellent Scanner: The reading distance can be up to 20cm and the information in the barcode can be read quickly. Manual trigger scanning mode, easy to operate and convenient to use. ?? Plug & Play: No need to install any software or drivers. Widely used in supermarket, retail store, library, express and warehouse. ?? Decode Type: Smoothly scan and decode 1D code - UPC-A, UPC-E1, UPC-E0, EAN-13, EAN-8, ISBN (Bookland EAN), ISSN, Code 39, Code 39 full ASCII, Code 32, Trioptic Code 39, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Codabar (NW7), Code 128, ISBT 128, Code 93, Code 11 (USD-8), MSI/Plessey, UK/Plessey, UCC/EAN 128, China Post, China Finance, GS1 DataBar (formerly RSS) variants; And 2D code - PDF417, MicroPDF417, QR code, DataMatrix. ?? Built-in high performance chip: Powerful decoding ability, it can easily decode fuzzy or incomplete barcode. Support paper code and screen code. ?? Multiple Applications: Ergonomic design, comfortable to hold. Small and lightweight, ideal for supermarket, retail, warehouse, logistic, library, etc. Specification: Model: U-2 Interface: RS-232 serial port; USB keyboard; USB imaginary serial port Alarm Mode: LED Light and Buzzer Mode: Manual Scan Decode Type: -1D UPC-A, UPC-E1, UPC-E0, EAN-13, EAN-8, ISBN (Bookland EAN), ISSN, Code 39, Code 39 full ASCII, Code 32, Trioptic Code 39, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Codabar (NW7), Code 128, ISBT 128, Code 93, Code 11 (USD-8), MSI/Plessey, UK/Plessey, UCC/EAN 128, China Post, China Finance, GS1 DataBar (formerly RSS) variants -2D PDF417, MicroPDF417, QR code, DataMatrix Seismic Capacity: Withstand 1.5m Drops in the Air Compatibility: Windows98/XP/2000/Anroid Work Voltage: 5V, 1.6W Operating Current: 320 mAh Working Temperature: 0°C -50°C Storage Temperature: -40°C -60°C Working Humidity: Relative humidity 5%-95% (No Condensation) Scan Angle: ± 60 Degrees, ± 40 Degrees, ± 42 Degrees (Left, Right, Back, Round). Resolution: 752 x 480 pixels Depth of Field: 3.5mil: Code128(9 characters): 15mm—35mm 5mil: Code39(20 characters): 33mm—77mm 13mil: UPC (12 characters): 17mm—150mm 20mil: Code39(5 characters): 55mm—195mm 6.7mil: PDF417(20 characters): 25mm—90mm 10mil: DM(20 characters): 15mm—115mm 20mil: QR(20 characters): 9mm—175mm Material: ABS+PC Cable Length: 1.65 meters Item Size: 160 x 66 x 90mm/6.3 x 2.6 x 3.5in Item Weight: 128g/4.5oz Package Size: 20 x 10.5 x 8/7.9 x 4.1 x 3.1in Package Weight: 400g/14oz Packing List: 1 x Barcode Scanner 1 x User Manual