[Multi Funnction]UT658 measures output voltage, current, , capacitance, circuit equivalent resistance, D + and D-voltage of USB data cable, and more. [Multi Tool]The second generation UT658 series USB testers can inspect USB chargers, portable power sources, data cables and other electronics charging devices. [Charge Protection[Monitor charging efficiency at any time to protect charging equipment. [High Performance]This series is designed to be accurate, reliable, stable, and portable. [Widely Application]They are great tools for applications such as production verification, engineering testing, and DIY., Weight: 0.3637627323 pounds, Manufacturer: Quzenn