iFutniew USB Tester, LCD USB Tester Detector Voltmeter Ammeter Digital Power Capacity Tester Meter(UT658 Dual)

[Charge Protection[Monitor charging efficiency at any time to protect charging equipment. [Multi Funnction]UT658 measures output voltage, current, energy, capacitance, circuit equivalent resistance, D + and D-voltage of USB data cable, and more. [High Performance]This series is designed to be accurate, reliable, stable, and portable. [Multi Tool]The second generation UT658 series USB testers can inspect USB chargers, portable power sources, data cables and other electronics charging devices. [Widely Application]They are great tools for applications such as production verification, engineering testing, and DIY.