MULTIPLE CONNECTION MODES: Finger bar code reader supports 3 connection modes, 2.4G wireless and and USB wired, wireless design can take it anywhere to work, suitable for organizing and cataloging barcodes. EASY TO OPERATE: barcode scanner supports two usage modes, upload and storage mode, and supports turning sound and vibration on or off. The buttons are designed for comfort and the scanning head rotates 180 degrees. WEARABLE DESIGN: Barcode scanner is designed with a wearable that can be worn on your finger, allowing you to scan barcode data and record it in a timely manner, greatly freeing your hands and greatly improving your work efficiency. Supports two handed wearing. 1D BARCODE SCANNER: Wireless barcode scanner has excellent 1D barcode decoding ability, fast scanning speed, and can easily most 1D codes, such as UPC A, EAN 13, EAN 128, ISBN, code 39, code 128, Codabar, etc. APPLICABLE SYSTEMS: barcode scanner easily connects to various devices such as laptops, PCs, POS, smartphones, tablets, for iPhone and computers, and works perfectly with for Windows xp 7 8 10, for OS X, for Linux and other common systems.