Connectivity Technology Bluetooth. Real Angle of View 65 Degrees. Scanning angle: Roll:±35 degree / Pitch:±65 degree / Yaw:±50 degree. Reading preciseness: 0.10mm(4mil). Reading Distance: 2.5-600mm(100%UPC/EAN).

Bluetooth Ring 1D 2D QR Barcode Scanner, Wearable Wireless Finger Mini Bar Code. Condition is New. Shipped with USPS Ground Advantage.