FNIRSI FNB58 BT USB Port Tester with Bluetooth

FNIRSI FNB58 BT USB Port Tester with Bluetooth is an advanced diagnostic tool designed for monitoring USB power delivery, charging performance, and cable quality. It supports a wide range of fast-charging protocols, including PD 3.1, PPS, QC, SCP, AFC, and SuperVOOC, making it suitable for testing modern chargers and mobile devices. The high-resolution display provides real-time measurements of voltage, current, power, and charging behavior with exceptional precision. Bluetooth connectivity, offline data logging, and cable diagnostics make the FNB58 BT an ideal solution for technicians, electronics enthusiasts, and users who want detailed insight into charging performance.