Feature 1WEARABLE RING DESIGN: The Barcode scanner is designed as a wearable ring that can be worn on the finger, allowing you to scan barcode data and record it in a timely manner. It supports two modes of use: imminent upload and storage mode, and supports sound and vibration to be turned on or off. 21D BARCODE DECODING: Mini barcode scanner has 1D barcode decoding capability. Fast scanning speed, can easily catching most of the 1D codes, such as UPC A, EAN 13, EAN 128, ISBN, code 39, code 128, Codabar and so on. 3270 ROTATION: Ring barcode scanner adopts 270rotation design, which can be freely rotated left and right by 270according to the usage environment, and can easily cope with different scanning scenarios. 4THREE CONNECTIVITY MODES: The Barcode scanner supports 2.4G wireless and Bluetooth and USB wired connectivity modes. The wireless design allows you to take it anywhere and work with it, making it ideal for organizing and cataloging barcodes. 5MULTI DEVICE CONNECTION: Barcode scanner easily connects to laptops, PCs, POS, smartphones, tablets and other devices, perfect for windows xp/7/8/10, for OS X, for Linux and other common systems.Item Type:1DBluetoothWearableRingBarcodeScannerMaterial: ABSOptical System: CCD SensorLight Source: Visible Red Lamp, Wavelength 632nmResolution:1500Resolution:>4mil/0.1mm(PCS90%,CODE 39)Decoding Speed: Up to 300 times/sec.Reading Depth of Field: Approx. 70mm-400mm / 2.8 x 15.7inReading Mode: Manual, Normal Light, Induction, Flashing ReadingPrompting Mode: LED Indicator, Buzzer, Vibration InductionTransmission Distance:2.4G: Approx. 150meters / 164ydBluetooth 4.2: Approx. 50meters / 54.7yd (Open Environment)Storage Capacity: 2M (About 100000 13bit Commodity Code)Battery Type: Lithium BatteryBattery Capacity:400mAh (Included)Continuous Scanning Time 2.5 HoursRead Code System: UPC A, UPC E, EAN 8, EAN 13, ISSN, ISBN, Code 128, GS1 128, Code 39.Code 93, Code 32, Code 11, UCC/EAN128, Interleaved 2 of 5, Industrial 2 of 5, Codabar (NW-7)Codabar (NW 7),MSI Plessey,RSS,China Post,etc.Communicate: Wireless 2.4G, Wireless BluetoothOperating Temperature: 0 to 50CStorage Temperature: -40 to 70Operating Humidity: 5% to 95% (Non Condensing)Drop Test: Approx. 1.5meters / 1.64yd .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Scanner (Ship with Inbuilt Battery)1 x 2.4G Receiver1 x Data Cable1 x User Manual