#ring bluetooth d

Bluetooth Ring 1D 2D QR Barcode Scanner, Wearable Wireless Finger Mini Bar Code Reader Scanner Compatible for Windows, Mac OS, Android 4.0+, iOS Support Scan QR PDF417 DataMatrix on Screen and Paper

Bluetooth Wireless Ring Barcode Scanner, Portable Wearable Mini Finger 1D Bar Code Reader Work with Windows, Mac OS, Android 4.0+, iOS