The FNIRSI FNB48S BT is a professional-grade USB multi-tester designed for deep analysis of charging systems. It features a stunning 1.77-inch high-definition TFT LCD and a dedicated 16-bit ADC for extreme precision. Unlike basic testers, the FNB48S can trigger fast-charging protocols, allowing you to manually test the maximum output of a charger. With integrated Bluetooth, you can monitor real-time charging curves and log data directly to the official Android app.
Bluetooth Connectivity: Wirelessly monitor voltage, current, and power curves on your smartphone (Android).
Protocol Triggering: Manually test PD 2.0/3.0, PPS, QC 2.0/3.0/4+, Samsung AFC, Huawei FCP/SCP, and VOOC/DASH.
Cable Detection: Built-in E-Marker and DASH cable chip reader to identify the quality and capacity of your charging cables.
Gravity Sensing: The screen automatically flips based on orientationno more reading data upside down!
High Precision: 6-digit display mode provides a resolution of 0.00001 for voltage and current.
| Feature | Specification |
| Monitor Voltage | 4.00V to 24.00V (Accuracy: 0.2%+2) |
| Monitor Current | 0.00A to 6.50A (Accuracy: 0.5%+2) |
| Power Range | 0 to 156 Watts |
| Interface Ports | USB-A (In/Out), USB-C (In/Out), Micro-USB |
| PC Connection | Micro-USB (Windows Software Support) |
| Data Recording | 10 Sets of Offline Data Storage |
| Sampling Rate | Up to 1000Hz (for ripple/waveform analysis) |
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