Features: 1. Small in size, easily embedded and fixed.Plug and play, driver-free, convenient for usage. 2. Supports manual/ auto-sensing scanning, 2 modes for option.Supporting the RS232, USB, TTL, Micro-USB interface. 3. Scanner reads 2D & 1D barcodes printed on labels or displayed on device screens. 4. Super scanning and decoding ability, can read incomplete and fuzzy codes. 5. Mini size and lightweight easy to be integrated into various solutions such as kiosks, flow line, parcel locker, supermarket locker, ticket machine, logistics, hospital, vending machines, etc. Specification 1. Interface: RS232, USB, TTL, Micro-USB interfaces. 2. Decoding Capability: 1D: UPC/EAN, with complementary UPC/EAN, Code128, Code39, Code 39Full ASCII, Codabar, industrial /Interleaved 2 of 5 Code93, MSI, Code11, ISBN, ISSN, China post, GS1Databar, etc.2D: PDF417, QR, Aztec, DataMatrix, Maxicode, Mini PDF417, etc. 3. Purchasing Guide: USB interface module's cable is USB-A to USB-A, Micro-USB interface module's cable is USB-A to Micro-USB, TTL interface modules's cable is TTL 4 pin to TTL 4 pinRS232 interface module's cable is USB-A to RS232(near RS232 port there is a power supply cable, interface is USB-A Material: Metal+Plastic colour: As Shown Package Contents: 1 x Scanner Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.