Amazon.com : Eyoyo 2D Finger Ring Barcode Scanner, Mini Wearable 3-in-1 USB Wired & 2.4G Wireless & Bluetooth Scanner, Image 1D QR Bar Code Reader PDF417 Data Matrix Screen Scan for iPad,
Zebra RS419 Ring Wearable Scanner
RS5100 Single Finger Bluetooth Ring Scanner | Zebra
RS5100 Single Finger Bluetooth Ring Scanner | Zebra
RS5100 Single Finger Bluetooth Ring Scanner | Zebra
Wearable Bluetooth 2D Ring Barcode Scanner EF02 - Urscanner