1. Smart Scanning: Adopting CMOS imaging scanning, can easily scan the QR and barcode on mobile and computer screens. 2. Practical Uses: Can be applied for daily cashier scanning, mobile phone scanning payment, express scanning and so on. 3. Efficient Work: Equipped with reliable decoding chip, the barcode scanner ensures accurate and efficient reading. 4. Good Materials: The impact resistant casing is made from premium ABS and PC materials, very durable for long term using. 5. Easy Carrying: Designed to have a light weight and a compact size as well, both the storage and carrying are very simple. Spec: Item Type: Barcode Scanner Scanning Mode: CMOS Imaging Scanning Resolution: 752 x 480 Pixels Light Source: 265LX, 130NM. Light Source Type: LED, 650NM. Scanning Speed: 200 times per second. Accuracy: 5mil Printing Contrast: 30% Maximum Power: 1.33W Voltage: (3.3V-5V) 5% Maximum Current: 330mA Sleep Current: 50uA Standby Time: 30 seconds to enter standby mode. LED Indication: Connection Indicator Light: Green Scan Indicator Light: Red System: For WINDOWS, for LINUX. Reading Distance: Approx. 20cm / 7.87in Scanning Width: 30MM at scanner window, 220MM at 200MM. Scanning Angle: Rotation 30 , tilting 65 , deflection 55 . Shell Material: ABS, PC Working Temperature: 0~50, that is, 32H~122H Storage Temperature: -40~60, that is, -40H~140H Relative Humidity: 5%~95%, non condensing. Surrounding Lighting: 0-100000lx Static Electricity Protection: 8KV for contact discharge. 15KV for air discharge. Drop Height: Approx. 1.5m / 4.92ft IP Level: IP54 Decoding Ability: 2D: PDF417, MICROPDF417, QR , DATAMATRIX 1D: UPC A, UPC-E1, UPC-EO, EAN-13, EAN-8, ISB (BOOKLAND EAN), ISSN, 39, 39 FULL ASCII, 32, TRIOPTIC 39, INTERLEAVED 2 OF 5, Industrial 2 OF 5, 2 OF 5, CODABAR (NW7), 128, ISBT 128, 93, 11 (USD-8),