Features 1、【Finger Barcode Scanner】Ring design with faster tape makes it fixed flexibly and tightly on your finger, greatly increasing your working efficiency. 2、【Exellent Barcode Capability】 Support 1D/2D QR codes, including 1D - Codabar, Codablocka, Codablockf, Code 11, Code32; Code 39，Code 93，Code 128，Ean-13 /u0026 Ean-8，Full Ascii Code39，Gs1 Data Bar, Industrial 2 Of 5，Interleaved 2 Of 5，Isbn / Issn，Matrix 2 Of 5, Msi / Plessey, Upc-a/ Upc-e; 2D - Airline 2 Of 5，Aztec Code, Data Matrix, Grid Matrix Code, Gs1 Composite Codes, Maxi Code，Pdf417, QR Code. 3、【2.4G /u0026 BT Wireless Connection】Plug and play, easily connect with various devices like laptop, PC, iPad and computers. 4、【Long Working Time】 Powerful rechargeable battery with 320mah capacity, charging 2-3hrs and which have up to 10 hours using time. 5、【Multiple Appplications】Designed to improve the productivity of Library Book, Warehouse Inventory, Store, Pharmacy, Supermarket, Express field. Specification Features: 【Finger Barcode Scanner】Ring design with faster tape makes it fixed flexibly and tightly on your finger, greatly increasing your working efficiency. 【Exellent Barcode Capability】 Support 1D/2D QR codes, including 1D - Codabar, Codablocka, Codablockf, Code 11, Code32; Code 39，Code 93，Code 128，Ean-13 & Ean-8，Full Ascii Code39，Gs1 Data Bar, Industrial 2 Of 5，Interleaved 2 Of 5，Isbn / Issn，Matrix 2 Of 5, Msi / Plessey, Upc-a/ Upc-e; 2D - Airline 2 Of 5，Aztec Code, Data Matrix, Grid Matrix Code, Gs1 Composite Codes, Maxi Code，Pdf417, QR Code. 【2.4G & BT Wireless Connection】Plug and play, easily connect with various devices like laptop, PC, iPad and computers. 【Long Working Time】 Powerful rechargeable battery with 320mah capacity, charging 2-3hrs and which have up to 10 hours using time. 【Multiple Appplications】Designed to improve the productivity of Library Book, Warehouse Inventory, Store, Pharmacy, Supermarket, Express field. Specification: Model: R68 Color: Black Material: ABS, TPR Size: 50 x 45 x 36mm/2 x 1.8 x 1.4in Weight: 38g/1.3oz Wire Length: 0.9m Read Code Mode: 750 x 480CMOS Lighting: Red Led (625±10nm). Scan Mode: Image Scanning Memory Capacity: 512k (a Total Of 5000-10000 Barcode Data Can Be Stored). Accuracy: ≥5mil Print Contrast: ≥30% Barcodes Type: -1 Codabar, Codablocka, Codablockf, Code 11, Code32; Code 39，Code 93，Code 128，Ean-13 & Ean-8，Full Ascii Code39，Gs1 Data Bar, Industrial 2 Of 5，Interleaved 2 Of 5，Isbn / Issn，Matrix 2 Of 5, Msi / Plessey, Upc-a/ Upc-e -2d Airline 2 Of 5，Aztec Code, Data Matrix, Grid Matrix Code, Gs1 Composite Codes, Maxi Code，Pdf417, QR Code Interface: USB Scan Angle: 360°, ±65°, ±60° Depth Angle: 34 Degrees v x 46 Degrees h (Vertical Horizontal). Scan Speed: Horizontal Speed: 5 In. Per Second. (12.7 Cm) Scan Mothod: Wearable Buttons Trigger The Scan Prompts: Buzzer, Led Scan Depth Of View: Ean13(13mul) 50mm - 195mm Code39(5mil) 50mm - 105mm Fdf417(6.67mil) 35mm - 135mm Data Matrix(10mil) 35mm - 140mm Qr Code(15mil) 30mm - 165mm Transmission: Bt Connect (Support Protocols 2.0, 3.0,4.0) Communication Distance: ≦ 30 Meters Battery Capacity: 320mah Charging Time: 2-3 Hours Standby Time: 30 Seconds Into Standby Number Of Uses: 35,000 Times Compatible System: Windows98/XP/2008/Android Maximum Power: 0.912W Operating Voltage: （3.3V~4.2V）±5% Maximum Current: 240ma Environment: -10°C-60°C Storage Temperature: -20°C-60°C Store Moisture: 5%-90% Surrounding Lighting: 0-100,000 LX Seismic Capacity: 1.5m High Free Fall Package Size: 13 x 10.5 x 5cm/5.1 x 4.1 x 2in Package Weight: 160g/5.6oz Packing List: 1 x Barcode Scanner 1 x USB Cable 1 x Pluger 1 x USB Receiver 1 x User Manual Package List 1 x Barcode Scanner 1 x USB Cable 1 x Pluger 1 x USB Receiver 1 x User Manual