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Reviews around tester (5.00 of 5)
X-DRAGON USB 2.0 Digital Multimeter Power Meter Tester Current and Voltage Monitor, Test Speed of Chargers, Cables, Capacity of Power Banks (7 Modes Monitor, dual USB ports, Accuracy)
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These little testers are great.
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Very satisfied with this device, excellent USB sync/charge tester
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Nevertheless, I recommend this X DRAGON USB Tester because it is clearly visible and the measurements are accurate.
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Good Simple Tester for USB ports.
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