FNIRSI FNB48P BT USB Port Tester with Bluetooth

The FNIRSI FNB48P BT USB Port Tester is a professional diagnostic tool designed for detailed analysis of USB charging performance, power delivery protocols, and cable quality. Supporting USB-A, USB-C, and Micro USB connections, it provides accurate real-time monitoring of voltage, current, power, and charging efficiency. Bluetooth connectivity enables convenient data logging and analysis through a compatible app, while advanced protocol detection ensures compatibility testing across a wide range of charging technologies. Its durable metal housing, high-precision measurements, and intelligent cable diagnostics make it suitable for technicians, electronics enthusiasts, and advanced troubleshooting applications.