https://alexnld.com/product/symcode-mj-r40-wireless-bluetooth-dual-mode-1d-ccd-2d-barcode-scanner-codes-scanning-machine-with-pedestal/?hilite="FS20 1D/2D Ring Barcode Scanner 640*480CMOS 2.4G Wireless bluetooth USB Offline Storage QR Code Scanner Portable Wearable Mini Finger Bar Code Reader"