【Versatile Connectivity】Supports 2.4G wireless, Bluetooth-compatible, and USB wired connections, compatible with Windows XP/7/8/10, for Mac OS, Linux, and various devices including laptops, PCs, POS systems, and smartphones. 【Ergonomic Ring Design】Features a 270° adjustable ring for secure finger attachment, suitable for both left and right-hand use, significantly improving work efficiency by freeing up both hands. 【Advanced Scanning Capabilities】Excellent decoding ability for both 1D and 2D barcodes on paper or screens, supporting a wide range of barcode formats including EAN, UPC, QR, DataMatrix, and more. 【Long-lasting Battery】Equipped with a 380mAh battery that provides up to 8 hours of continuous operation, rechargeable in just 2 hours via the included USB cable. 【Compact and Lightweight】Weighing only 36 grams with an ultra-small form factor, this scanner combines elegance with portability for easy handling and transport. 【Dual Scanning Modes】Offers instant upload mode for real-time data transmission and storage mode capable of saving up to 5000 UPC barcode data entries. 【Extended Transmission Range】Achieves a 70m transmission distance in 2.4G mode and 15m in Bluetooth-compatible mode under obstacle-free conditions, enhancing operational flexibility. Specifications: Decoding Type: 640 x 480 CMOS Light Source: White LED, Red LED Barcode Contrast: ≥20% Resolution: ≥4mil/0.1mm Working Voltage: 3.3V/160mA (max), 50mA (Typical) Battery Capacity: 380mAh Weight: Approximately 36 grams Connectivity: 2.4G Wireless, Bluetooth-compatible, USB Wired Compatibility: Windows XP/7/8/10, for Mac OS, Linux Scanning Modes: Instant Upload and Storage Mode Transmission Range: 70m (2.4G), 15m (Bluetooth-compatible) in obstacle-free environments Charging Time: Approximately 2 hours Operating Time: Up to 8 hours continuous use Storage Capacity: Up to 5000 UPC barcode data entries