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⚡ Power up your tech IQ with FNIRSI — the ultimate USB tester for pros who demand precision!
The FNIRSI FNB58 USB Tester is a professional-grade multimeter featuring a 2.0-inch TFT LCD and integrated USB-A, Micro-USB, and Type-C ports. It supports voltage detection from 4 to 28V and current up to 7A, with advanced fast charge protocol detection including PD2.0/3.0 and QC2.0/3.0. Equipped with a 16-bit ADC and PD physical chip, it offers precise real-time monitoring of voltage, current, power, resistance, and ripple. The device pairs with an app for enhanced data tracking, waveform analysis, and firmware updates, making it an essential tool for tech-savvy professionals and managers who want to stay ahead in device diagnostics.
| ASIN | B0BJ253W31 |
| Best Sellers Rank | #18,993 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Voltage Testers |
| Brand Name | FNIRSI |
| Color | multi-color |
| Compatible Devices | USB interfaces, mobile phone chargers, U disks, mobile phones, mobile power supplies, USB-A, Micro-USB, Type-C devices from various brands |
| Customer Reviews | 4.4 4.4 out of 5 stars (509) |
| Included Components | USB Tester |
| Item Weight | 1.6 ounces |
| Manufacturer | FNIRSI |
| Measurement Type | Voltage, Current, Fast Charge Detection, Etc |
| Minimum Operating Voltage | 4 |
| Model | FNIRSI-001 |
| Part Number | FNIRSI-001 |
| Power Source | Battery Powered |
| Specification Met | Ul, Iec |
| Style Name | FNB58 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 40 Degrees Celsius |
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