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 (32H to 122H)Storage Temperature: -20 ~ 70 (-4H to 158H)Relative Humidity: 20% ~ 95% (non condensing)Interface: UART or USB1ONE DIMENSIONAL SCANNING: Miniature long range CCD barcode scanner for reading major 1D barcodes, GS1 data bar linear and stacked barcodes 2AUTOMATIC FUNCTION: Support automatic detection and wake up scanner reading, more flexible to use and convenient to operate 3FAST 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 4UART OR USB PORT: Reading indicator with buzzer, interface supports UART or USB, very versatile, useful and practical 5PERFECT FOR BUSINESSES: This laser handheld barcode scanner has simple installation with any USB port and ideal for businesses, shops and warehouse operations1. Please ensure that the working voltage is sufficient and does not exceed the technical specifications.2. Please do not scan the laser with your eyes.3. Protect the scanner when comes into contact with corrosive, chemical, hazardous, toxic, or high pressure materials.4. Please read the configuration guide before use.5. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1 x USB Laser Barcode Scanner1 x User Manual