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This UT658 USB tester is specially designed for 3C products, like wall charger, portable charger, and to improve charging efficiency and protect your devices scientifically.


  • It can test charger output current, output power and voltage.
  • It can be used to measure USB flash drive current, USB interface voltage, power bank, etc.
  • It will alarm to you if the voltage or current is out of the safe range to protect your device.
  • Features with LCD Screen, allows you to be clear at a glance, displaying real time data.
  • 10 groups of data storage.


DC Voltage 3.0V-9.0V
DC Current 0.0A-3.0A
Capacity 0-9999mAh
Data Storage 10 sets
Work Temperature 0℃~50℃
Drop Test 1m
Product Weight 27g
Product Size 8.3 x 2.8 x 1.2cm
Package Contents 1 x USB Tester

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