1. Quickly identifies one-dimensional and two-dimensional codes displayed on screens 2. No plug-in required; enables fast scanning and invoicing 3. Anti-slip and drop-resistant design 4. Large reading window 5. Integrated body and data cable design; compatible with multiple operating systems Specifications: Resolution: 640 x 480 Sensor Type: CMOS Features: - Scans barcodes from mobile phones, tablets, Alipay, WeChat, and printed materials - Interface Options: USB, RS232, TTL - Operating Ambient Light Intensity: 0–100,000 Lux - Illumination Modes: No illumination, reading-bright mode, constant-bright mode Supported Symbologies: 1D: Code 128, UCC/EAN-128, AIM-128, EAN-8, EAN-13, ISBN/ISSN, UPC-E, UPC-A, Interleaved 2 of 5, ITF-6, ITF-14, Matrix 2 of 5, Industrial 25, Standard 25, Code 39, Codabar, Code 93, Code 11, Plessey, MSI-Plessey, GS1 DataBar (RSS-14, RSS-Limited, RSS-Expanded) 2D: PDF417, Data Matrix, QR Code, Micro QR Reading Accuracy: ≥5 mil Typical Depth of Field: - QR Code (30 mil): 0–15 cm - Code 128 (10 mil): 0–12 cm Scan Angle Tolerance: - Tilt: ±50° at 0° roll and 0° skew - Rotation (Yaw): ±360° at 0° pitch and 0° skew - Deflection (Pitch): ±60° at 0° roll and 0° skew Minimum Contrast: ≥30% Feedback Indicators: Buzzer and LED Electrical Specifications: - Operating Voltage: 5 VDC ±5% - Operating Current: 150 mA ±15 mA - Standby Current: 80 mA ±2 mA - Maximum Current: