FNIRSI® FNAC-28 2-IN-1 Type-C USB Tester Digital Voltmeter Ammeter Power Bank Charger Measure

Description

FNIRSI® FNAC-28 2-IN-1 Type-C USB Tester Digital Voltmeter Ammeter Power Bank Charger Measure The FNIRSI FNAC-28 is a compact multi-interface USB tester engineered for precise monitoring of voltage, current, and power in USB-powered systems. Featuring a 1.06-inch full-color TFT LCD display with an ultra-wide viewing angle, it delivers clear real-time readouts of electrical parameters at a glance. The device integrates both USB-A and Type-C male and female connectors, enabling flexible inline measurement between chargers, cables, power banks, and connected loads without additional adapters. A high-performance external 16-bit ADC chip ensures measurement accuracy of ±(0.2‰+2) for voltage, current, and power readings across a monitoring range of 4-24VDC, 0-6.5A, and 0-156W, with a fine resolution of 0.001V, 0.001A, and 0.001W respectively. Features: It features a full-color, ultra-wide viewing angle TFT LCD display and integrates multiple interfaces, including USB-A and Type-C male and female connectors, ensuring broad compatibility. Utilizing an external 16-bit ADC chip, it offers high measurement accuracy. This device can measure the power supply or consumption of USB interfaces, phone chargers, USB drives, and other products. It can also measure phone charging power, and the input and output conditions of power banks, and perform quick charge protocol testing for chargers. Specifications: Parameter Value Brand FNIRSI Model FNAC-28 Screen 1.06inch Full-Color TFT LCD Monitored Voltage Range 4-24V Monitored Current Range 0-6.5A Monitored Power Range 0-156W Voltage Resolution 0.001V Current Resolution 0.001A Power Resolution 0.001W Voltage Accuracy ±(0.2‰+2) Current Accuracy ±(0.2‰+2) Power Accuracy ±(0.2‰+2) Temperature Accuracy ±(1.2%+3) ADC Type 16-bit External Interfaces USB-A Male/Female, Type-C Male/Female Bidirectional Detection Yes Supported Fast Charge Protocols QC2.0, QC3.0, FCP, SCP, AFC, VOOC/WARP, SVOOC 1.0, SVOOC 2.0, PE-1.1, PE-2.0 Toolbox Functions Cable Resistance, DASH Cable Detection, Soft APPLE 2.4A Waveform Display Yes, Adjustable Time Base Timing Groups Yes, Multiple Dimensions 73x36x12mm Configuration: Applications: Testing USB charger output voltage, current, and power under load conditions. Evaluating power bank input and output performance and charging efficiency. Verifying fast-charge protocol support and compatibility of chargers and mobile devices. Measuring USB cable internal resistance to identify faulty or low-quality charging cables. Monitoring smartphone and tablet charging power curves for performance analysis. Troubleshooting USB-powered devices and diagnosing power delivery issues. Testing DASH and VOOC fast-charging cable authenticity and performance. Research and development of USB-powered products and charging circuit validation. Quality control inspection of USB chargers, cables, and power banks in production. Package Contents 1x FNIRSI FNAC-28 USB Tester. 1x User Manual. Documents: FNAC-28 Manual (ZH, EN).pdf FNAC28 Firmware V0.94.zip

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