FNIRSI FNAC-28 USB Digital Voltmeter Ammeter Tester 6.5A/24V-Power&Charging
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The FNIRSI FNAC-28 is a versatile USB tester that accurately measures voltage, current, and power consumption. It supports multiple fast-charging protocols and bidirectional detection, making it ideal for testing chargers, cables, power banks, and electronic devices. With a high-precision 16-bit ADC chip and a 1.06-inch color display, it delivers reliable real-time data for both professionals and hobbyists.
add_circle The Upside
- check Accurate measurement with 16-bit ADC
- check Supports a wide range of fast charging protocols
- check Compact and portable design with color display
remove_circle The Downside
- close Limited to 24V input voltage
- close Display may be small for some users
- close Requires firmware updates for new protocol support
Specifications & features
Key features
- check_circle Bidirectional high-current detection up to 6.5A
- check_circle High precision with external 16-bit ADC
- check_circle Fast charging protocol detection (QC2.0, QC3.0, FCP, SCP, AFC, VOOC/WARP, SVOOC)
- check_circle Data analysis functions with capacity testing and curve display
- check_circle Cable testing and simulation including internal resistance measurement
Specifications
Cable Resistance Detection
Supported
Current Range
0-6.5A
Dimensions
73 × 36 × 12 mm
Display
1.06" Color Screen
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