The Klein Tools USB digital meter and tester combination is used 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.

Store and recall up to 10 readings
Voltage and current overload detection
High resolution LCD for clear visibility in environments with low ambient lighting
Durable cable to allow easy access to hard to reach ports