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FNB48 USB Tester Meter

USB Meter Tester is mainly used to detect USB charging current, voltage, discharge capacity, quantity of electric charge, power, timing, etc. It allows you to find the charging problem of the USB cables, wall chargers, and car charges more easily.

This FNB48 USB Tester Meter is an multifunction protocol capacity test tool, it integrated USB-A, Micro-USB, type-C interface, with 1.77 inch high definition display screen, using external 16-bit ADC, PD protocol physical chip, which can real-time monitoring of the voltage, current, power, capacity, recharging protocol, curve waveform and so on.


  • Material: ABS
  • Monitor voltage: 4~24V
  • Monitor voltage resolution: 0.00001V
  • Monitor voltage accuracy:±(0.2%+2)
  • Monitor current: 0~6.5A
  • Monitor current resolution: 0.00001A
  • Monitor current accuracy:±(0.5%+2)
  • Monitor power: 0~156W
  • Monitor current resolution: 0.00001W
  • Monitor current accuracy:±(0.5%+2)
  • Load equivalent international resistance: 0~9999.9Ω
  • Load equivalent international resistance resolution: 0.0001Ω
  • Load equivalent international resistance accuracy:±(0.5%+2)
  • Capacity: 0~9999.99Ah
  • Energy used: 0~9999.99Wh
  • Cable resistance: 0~9999.99Ω
  • D+/D- voltage: 0~3.3V
  • D+/D- voltage resolution: 0.001V
  • D+/D- voltage accuracy:±(1.0%+2)
  • Equipment temperature:℃/℉
  • Package size: 91 * 63 * 19mm / 3.6 * 2.5 * 0.7in
  • Package weight: 55g / 1.9ounce


  • 1 x FNB48 USB Tester Meter
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