USB Digital Meter and Tester, USB-A (Type A)

Features : The ET910 is a USB digital meter and tester combination for most common USB-A ports, including Qualcomm Quick Charge ports | It accurately and reliably measures and displays the USB port voltage, current, capacity, energy, and resistance simultaneously | It can also test the maximum current delivery capability of the USB port with built-in fixed loads so user need not connect to an external load | It will function with any USB-A port that has the ability to deliver power. It requires NO batteries as it draws power from the power source to function