Upgrade 2D Ring Barcode Scanner【Upgraded Button & Rotation Head】: werable barcode scanner with more comfortable button design and still with 330° flexible adjustment function base on reinforced rotation head, aim to give customers better user experience and give the scanner a longer service life. 【1D 2D QR Barcode Scanner】: This 2D barcode scanner with powerful decoding capability support scan most of 1D, 2D and QR barcode on paper, label or screen. like EAN, UPC, Code 39, Code 128, Industrial 25, Matrix 2 of 5, DataMatrix, PDF417, Aztec, Maxicode, Hanxin, etc. including some special barcode, like colorful barcode, fuzzy barcode, and damaged barcode, etc.【2.4G & Bluetooth Wireless & USB Wired Connection】: Bluetooth barcode scanner specially design with 2.4G wireless & Bluetooth & USB wired three types of connection mode, easy to switch, easily connect with various devices like laptop, PC, POS, smartphone, tablet, iPhone, iPad and computers to perfectly work with windows xp/7/8/10, Mac OS, Linux, etc common systems. 【Better Ring Barcode Scanner for You】: Wearable ring design to wear this finger barcode scanner on the finger, after you can scan barcode data, then record it in time. extremely free your hand and greatly improve your work efficiency.  and with 450mAh rechargeable battery to easily continue working for 10 hours for you. Ideal for organizing and cataloging your barcodes, no matter if you run a book store, online store, a sales shop, or work in a warehouse, logistics and courier. -Highlight 1：With an upgrade scanning technology, the decoding ability is stronger than before, it can scan more types of barcode, and suppost scan some complex and difficult to read barcode.Also it can give you a faster scanning experience than before. -Highlight 2：Design with a reinforced rotation head, prevent the rotating head from being twisted off to a certain extent, giving the scanner a longer service life.Note: please help us not to drag scanner head, and don't over rotation. -Highlight 3：More comfortable button design for you, easy press to scan, give customers a better user experience when you working. Features:1. With a fashionable and stylish appearance design.2. Special wearable design, comfortable and convenient.3. Support scan most of 1D, 2D, QR barcode.4. Support scan barcode from digital screen.5. With 330° rotation angel, support switch left hand and right hand to work.6. Support 2.4G dongle wireless & Bluetooth wireless & USB wired three types of connection ways.7. Can use with many devices like Windows XP, Win7, Win8, Win10 operating system PC, Android, IOS devices8. Only weight 30g/1.05oz, mini and portable.9. 450mAh rechargeable battery can continuously work for 10 hours after fully charged.10. Support instant upload mode and storage mode two types of upload mode, with 16M storage, can storage 100000pcs EAN13 barcodes.11. In obstacles environment, 70m/229ft transmission distance（2.4G Transmission Mode）12. In obstacles environment, 30m/98ft transmission distance (Bluetooth transmission mode).13. The sound and vibration can be turned off.14. Support hide/add custom prefix/suffix digits.    Package Included:1x Upgrade 2D ring scanner1x manual1x USB cable1x 2.4G dongle