The Fnirsi FNB58 USB-tester with Bluetooth can measure real-time voltage and current for USB-A, USB-C and Micro USB. This USB tester also measures ripple and power delivery.
Moreover, the FNB58 offers protocol detection and measured data can be exported to a mobile device via Bluetooth.
The USB-tester offers a user-friendly 2.0" TFT LCD that displays the required information with 6 digits.
| Voltage range | 4 - 28 V |
| Current range | 0 - 7 A |
| Power range | 0 - 120 w |
| Voltage resolution | 10 µV |
| Current resolution | 10 µA |
| Power resolution | 10 µW |
| D+/D- voltage range | 0 - 3.3 V |
| Dimensions | 42 x 13 x 82 mm |