Fangrui Product Details 1. Waveshare 2d Codes Scanner Module Supports 4mil High-density Barcode Scanning,23962 2. Barcode Scanning Module (b) Is A Barcode 2d Code Scanning Module, Which Can Quickly And Accurately Decode 1d Or 2d Codes On Paper Or Screen Through Intelligent Image Recognition Algorithm. 3. Support Multiple Barcode Formats And 4mil High Density Barcode Scanning. 4. On-board Usb And Uart Interface, Which Can Be Directly Plugged Into A Computer Or Easily Integrated Into Various Embedded Devices. 5. Resolution: 640 X 480 6. Scanning Angle: Pitch +-65 Degrees, Skew +-65 Degrees, Roll 360 Degrees 7. Scanning Mode: Sensing, Continuous, Manual (default) 8. Precision: Greater Than Or Equal To 4 Million 9. Communication Interface: Usb Keyboard Mode (default), Usb Virtual Port, Uart Port 10. Light Source: White (lighting) + Red (aiming), Both Visible Light 11. Power Supply: 5v3.3v 12. Current: 262ma At Work, 75ma At Standby, 108ma At Boot 13. Temperature: Working Temperature -20-60 Degrees Celsius, Storage -30-70 Degrees Celsius 14. Packing List: 15. Bar Code Scanning Module (b) X1 16. Usb A-type Plug To Micro B Plug Cable X1 17. Ph2.0 4pin Data Cable X1