Thought you guys would like this piece of equipment they use in the warehouse where I work. It's a Motorola WT4090 wrist mounted computer, with finger mounted scanner. Runs on Windows CE. :
Amazon.com: Zebra Technologies RS419-HP2000FSR Series RS419 Wearable Ring Scanner, 1D Laser, Cable to ARM Mounted Unit (Renewed) : Office Products
Zebra WT41N0 Wearable Mobile Computer
Symbol Motorola WT41N0-T2S27ER Wrist Mount Wireless Barcode Ring Scanner RS419 | eBay
10Pcs RS419 Wearable Finger Ring Barcode Scanner RS419HP2000FSR For Motorola WT4090 WT41N0|Scanners| - AliExpress
Motorola WT4000 Mobile Computers | POSGuys.com
Buy Motorola Solutions WT4000 | The Barcode Warehouse UK
Motorola WT4000 - POSMicro.com
Wt4090 - Motorola WT4090
Motorola WT4090 Wireless Barcode Scanner
Arm your workers with advanced real-time hands-free mobile computing with the Motorola WT4000 Wearable Terminal. | Funk, Bluetooth, Drucker scanner