FNIRSI USB Voltage and Current Meter Tester
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The FNIRSI FNAC-28 is a versatile USB voltage and current meter that also functions as a quick charge trigger device. It features bidirectional high current detection up to 6.5A, high-precision measurement with a 16-bit ADC, and supports multiple fast charging protocols including QC2.0/QC3.0, FCP/SCP, AFC, VOOC/WARP, and SVOOC. With a full-color TFT LCD display and cable resistance measurement, it's an essential tool for testing USB power sources, chargers, and cables.
add_circle The Upside
- check Accurate measurements with high-resolution ADC
- check Wide compatibility with USB-A and Type-C interfaces
- check Useful for diagnosing charging issues and testing cables
remove_circle The Downside
- close Limited to 24V input voltage, not suitable for higher voltage applications
- close May require some technical knowledge to interpret all data
- close No Bluetooth or wireless connectivity for data logging
Specifications & features
Key features
- check_circle Bidirectional current detection up to 6.5A
- check_circle High-precision 16-bit ADC for accurate voltage and current measurement
- check_circle Supports QC2.0/QC3.0, FCP/SCP, AFC, VOOC/WARP, SVOOC fast charging protocols
- check_circle Cable internal resistance measurement and simulation
- check_circle Full-color TFT LCD display with curve and waveform analysis
Specifications
ADC Resolution
16-bit
Display
Full-color TFT LCD
Interfaces
USB-A, Type-C (male and female)
Monitored Current
0~6.5A
Tags
Other
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