FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter with App Software, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0

Description

⚡ Charge smarter, test faster, lead the pack!

The FNIRSIUSB Tester FNB58 is a professional-grade USB voltage and current multimeter featuring a 2.0-inch TFT LCD, 16-bit ADC precision, and multi-port support (USB-A, Micro-USB, Type-C). It supports advanced fast charge protocols including PD2.0/3.0 and QC2.0/3.0, with real-time monitoring via dedicated app software. Designed for tech-savvy professionals, it offers detailed ripple measurement, capacity tracking, and cable resistance testing, making it an essential tool for accurate USB power diagnostics and fast charge validation.