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UT658 USB Tester is a quality inspection instrument of the chargers, U disk, mobile power, etc. Fully inspecting the output voltage, output power, output voltage stability of 3C product. More scientifically, instruct the user to use electronics, extend the life of electronic products.


  • Real time detection: test voltage, current and charging capacity.
  • LCD display with multiple data, easy and clear for readings.
  • DC 3-9V voltage test range, 0-3A current range, ±1% accuracy.
  • Voltage alarm function: when the voltage is higher than 5.3V(display "H") or lower than 4.7V(display "L").
  • With data storage function: memorize 10 groups of capacity data.
  • Quick capacity data review and zero clearing function.
  • U-disk current detection and USB interface voltage detection.
  • Improve the charging efficiency and protect the charging equipment.
  • Specifications

    Brand UNI-T
    Model UT658
    Input Voltage Range 3-9V
    Voltage Resolution 0.01V
    Voltage Monitoring Accuracy ±1%
    Current Monitoring Range 0-3A
    Current Monitoring Accuracy ±(1%+2)
    Current Resolution 0.01A
    Capacity 0-9999mAh
    Capacity Data Storage 10 Group
    Display Way LCD, backlit
    Working Temperature -10’C - 40’C
    Storage Temperature -10’C - 50’C
    Relative Humidity < 75%
    Package Contents 1 x UNI-T UT658 USB Tester

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