Features :
It can measure the USB-powered devices empty and easy to use and practical.
Compact and easy to carry, no additional power supply, plug, and play.
It can easily measure the output voltage of the USB port and the device operating current or load voltage.
Detect any USB charger such as PC USB, home charger, car charger.
The wide range of applications, any phone, any electronic product.
Suitable for factories, laboratories, and personal use.
Support QC2.0 Max Voltage support 20v
Specification :
Voltage : 4V-20V, ± 1%
Current : 0-3A, ± 1%
Time : 0-99H
Battery Capacity : 0-99999mAh
Size : Approx. 7.2cm x 2.2cm x 1.1cm / 2.83" x 0.87" x 0.43"