The FNIRSI FNB58 is a versatile, full-featured USB tester designed for comprehensive monitoring of charging performance across various devices. This compact, durable tool features a vibrant 2.0-inch IPS HD display, providing real-time data on voltage, current, and power.

Key Features and Benefits:

• Multifunctional Testing: Accurately measure voltage (4-28V), current (0-7A), and power (0-120W). Ideal for testing USB and Type-C peripheral digital devices, including laptops, mobile phones, power banks, and chargers.
• Cable Detection and Resistance Measurement: Supports cable impedance measurement, cable resistance detection, and quick charger recognition. It also includes PD E-Marker and DASH cable detection capabilities.
• Comprehensive Monitoring: Features real-time voltage and current curve monitoring, offline curve recording, and high-speed power supply ripple measurement.
• Intuitive Interface: The HD large screen display and simple operation allow for clear viewing and analysis of data, supporting 6-digit data display and 4 function curves.
• Durable Design: Constructed with CNC metal integral molding, offering a dust-tight and anti-drop build.
• Multiple Ports: Includes Type-C input/output, Micro input, USB-A input/output, and a PC interface for versatile connectivity.