Customer Review for Bluetooth Ring Qr Code Scanner - Portable Wearable Ring Barcode Scanner

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Product description
Color:1D
Light Source: 650nm visible laser Scan Rate: 100 10 scans/second Reading preciseness: 0.10mm(4mil) Interface: Bluetooth 4.0 Battery: DC 3.7V,360mA Li-ion battery Memory: 512KB Support OS: Microsoft Windows XP/7.0/8.0/10,Android, iOS. Reading Distance: 2.5-600mm(100%UPC/EAN) Barcode types: Codabar, Code 11, Code 93, MSI, Code 128, UCC/EAN-128, Code 39, EAN-8, EAN-13, UPC-A, ISBN, Industrial 25, Interleaved 25, Standard 25, 2/5 Matrix,GS1 databar(formerly RSS) variants. Scan scope: 10mm-250mm Scanning angle: Roll:35 degree / Pitch:65 degree / Yaw:50 degree Bit error rate: 1/5million Power voltage: 5V Safety performance: CE & Rohs Dimension:150mm*50mm*65mm Weight: 95g Package including:1*barcode scanner+1*User manual+1* Changer cable+1*Charger head+1*Bluetooth 4.0 receiver