USB Safety Tester, Amanka USB Digital Power Meter Tester Multimeter Current and Voltage Monitor, DC 5.1A 30V Amp Voltage Power Meter, Test Speed of Chargers, Cables, Capacity of Power Banks-Black
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<b>[Product Information]</b><br>
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<li>This USB instrument can monitor voltage,current,capacity,power, load resistance, D+/D- voltage, charging time and other data.It supports QC2.0/QC3.0,BC1.2,Apple Iphone 2.4A and other protocol quick charging styles of cellphone and chargers</li>
<li>Current test range: 0-5.1A. Wide voltage range: 3-30V.This USB digital multi-meter is specially designed to protect your cellphone charging,the real capacity of your power bank and real time charging data detecting</li>
<li>Real-time monitoring of charge data, USB monitor will automatically cut off when the device is full charged, makes it controllable and more secure when charging, effectively protect your device</li>
<li>Comes with three various display modes for your choosing. It allows you to find the charging problem of the USB cables, wall chargers, and car charges more easily</li>
<li>This portable USB tester is easy to carry and enables you to put it in your bag or your pocket whenever you go, along with the symmetrical and reversible connector for your simply operation</li>
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