FNAC-28 USB Tester Product Description body { font-family: Arial, sans-serif; line-height: 1.5; margin: 20px; } .section-title { font-weight: bold; font-size: 1.2em; margin-top: 20px; } ul { list-style-type: none; padding: 0; } ul li { margin: 5px 0; } FNAC-28 USB Tester Experience advanced monitoring and comprehensive protocol detection with the FNAC-28 USB Tester, designed for precise measurements and seamless compatibility with a variety of devices and charging cables. Specifications: Model: FNAC-28 Screen Size: 1.06 inch color screen Monitored Voltage: 4~24V Monitored Current: 0~6.5A Monitored Power: 0~156W Cable Resistance: Supported Temperature Display: ℃ and ℉ switchable Dimensions: 73 x 36 x 12 mm Weight: 21g Language Options: Chinese and English Firmware Upgrade: Supported Features: Dynamic Voltage and Current Monitoring: Accurately measures voltage from 4V to 24V and current up to 6.5A, providing real-time data to optimize charging performance. Comprehensive Protocol Detection: Supports various fast charging protocols including QC2.0, QC3.0, FCP, and more, ensuring compatibility with a wide range of devices. Adjustable Brightness: Features adjustable screen brightness for comfortable viewing in different lighting conditions, enhancing user experience. Versatile Compatibility: Detects DASH, Soft DASH, and APPLE 2.4A cables, making it suitable for testing a variety of charging cables and devices. User-Friendly Interface: Dual language support and easy navigation make it accessible for both English and Chinese users, with firmware updates available for added functionality. Package Included: 1 x FNAC-28 USB Tester 1 x User Manual 1 x Color Packaging Box