1、ONE DIMENSIONAL SCANNING: Miniature long range CCD barcode scanner for reading major 1D barcodes, GS1 data bar linear and stacked barcodes 2、AUTOMATIC FUNCTION: Support automatic detection and wake up scanner reading, more flexible to use and convenient to operate 3、FAST INTELLIGENT DETECTION: The decoding distance can reach 50cm(20mil/0.5mm at code 39pcs 90%), intelligent detection, the speed can reach 500 scans per second 4、UART OR USB PORT: Reading indicator with buzzer, interface supports UART or USB, very versatile, useful and practical 5、PERFECT FOR BUSINESSES: This laser handheld barcode scanner has simple installation with any USB port and ideal for businesses, shops and warehouse operations 1 x USB Laser Barcode Scanner1 x User Manual Item Type: USB Laser Barcode ScannerMaterial: ABSColour: BlackTechnical Specifications: Light Source Visible Red Light: 632nm LEDScanning Depth of Field Up To: 50cm at 20mil/ 0.5mmResolution: 4mil/ 0.1mmAmbient Light: 100,000 Lx MaximumWorking Voltage: DC+5V ±5%Working Current: 150mAStandby Current: 50mAReading Indicator Buzzer: Scanning speed intelligent detection, up to 500 scans per secondOperating Temperature: 0℃ ~ 50℃ (32℉ to 122℉)Storage Temperature: -20℃ ~ 70℃ (-4℉ to 158℉)Relative Humidity: 20% ~ 95% (non condensing)Interface: UART or USB