Features 1.Advanced Techonology: This portable scanner adopts advanced image transmission technology, coupled with two way communication and real time error correction feedback 2.Ergonomic Design: This USB barcode scanner features ergonomic design that ensures comfortable grip and control 3.Widely Compatible: This handheld barcode reader supports the reading of paper barcodes, LCD display barcodes, mobile phone screen barcodes, and barcodes with inverse color 4.IP54 Waterproof: This wired barcode scanner is IP54 waterproof and dustproof, and it can withstand the impact of falling from 1 5 meters 5.Fill Light: This USB barcode scanner is equipped with fill light that allows you to use it in the dark environment Specification Item Type: PortableBarcodeScannerMaterial: ABSResolution: 640x480Scanning Angle: 60, 40, 42 (Left and Right, Front and Back, Rotation)Decoding Type:2D: PDF417, MicroPDF417, QR Code, DataMatrixTrigger Mode: ManualPrompt Mode: Buzzer, LED Indicator LightSetting Mode: Manual (Scan and Set Barcodes in Sequence)Resolution: 3.5mil (High Density Series), 1mil=0.0254mmDepth of Field:3.5 mil: Code1289 Character15mm to 35mm5 mil: Code3920 Character33mm to 77mm13 mil: UPC (12 Character)17mm to 150mm20 mil: Code395 Character55mm to 195mm6.7 mil: PDF41720 Character25mm to 90mm10 mil: DM20 Character15mm to 115mm20 mil: QR20 Character9mm to 175mmElectromagnetic Compatibility: EN55022EN55024Electrical Safety: EN60950 1Waterproof and Dustproof Grade: IP54Impact Resistance: More Than 5 Shocks from a Height of 1.5 Meters Falling to the Concrete Floor Package List 1 xPortableBarcodeScanner1 x User Manual