FNIRSI FNB48P USB Fast Charge Tester – High-Precision Power Meter for Charging Speed, Voltage & Current Monitoring

The FNIRSI FNB48P USB Fast Charge Tester is a professional-grade USB power measurement tool designed for precise monitoring of voltage, current, charging speed, and power output across various USB charging devices. Equipped with a high-resolution color display and advanced data analysis functions, this compact tester supports multiple fast-charging protocols, making it ideal for engineers, technicians, and tech enthusiasts. Whether testing smartphones, laptops, power banks, or chargers, the FNB48P ensures accurate, real-time performance tracking to diagnose charging efficiency and device safety.

Key Features

• Wide Voltage & Current Range: Accurately measures USB input/output voltage from 4V to 24V and current from 0A to 5A.

• Multiple Fast-Charge Protocol Support: Compatible with QC2.0/3.0, PD2.0/3.0, SCP, VOOC, MTK-PE, and other fast-charging technologies.

• High-Resolution Color Display: 1.77-inch full-color LCD for clear real-time data visualization.

• Data Storage & Analysis: Supports offline data recording for performance comparison and troubleshooting.

• Bidirectional Measurement: Monitors both charging input and output to identify voltage drops or cable losses.

• Type-C & USB-A Interface: Flexible connection for testing a variety of devices and cables.

• Compact & Durable Design: Portable, lightweight build with premium ABS housing for long-term reliability.

• Multi-Parameter Display: Shows voltage, current, power (W), capacity (mAh), energy (Wh), and charging time simultaneously.

Specifications

• Model: FNIRSI FNB48P

• Display: 1.77" TFT Color Screen

• Voltage Range: 4.00V – 24.00V (±0.01V Accuracy)

• Current Range: 0.000A – 5.000A (±0.001A Accuracy)

• Power Range: 0 – 120W

• Capacity Measurement: 0–99999mAh

• Energy Measurement: 0–9999.99Wh

• Fast Charge Protocols: QC2.0/3.0, PD2.0/3.0, SCP, FCP, AFC, VOOC, MTK-PE, Apple 2.4A, Samsung AFC, etc.

• Data Recording: Yes (supports offline analysis)

• Interfaces: USB-A Male/Female, USB Type-C

• Working Temperature: -10°C ~ 60°C

• Dimensions: 85 × 30 × 12 mm

• Weight: Approx. 35g

With its advanced features and precise measurement capabilities, the FNIRSI FNB48P USB Fast Charge Tester is the perfect tool for professionals and hobbyists seeking accurate, efficient, and reliable USB power testing.