USB Power Charging Current Voltage Tester

Description USB Power Charging Current Voltage Tester USB Power Charging Current Voltage Tester Main Features: ● Easily measure the output voltage of USB powers and the operating current ● USB charger can detect whether the target outputs voltage and current ● Current and voltage loop display, easy to use ● Stable, reliable performance, anti-interference ability ● Compact and easy to carry, no additional power supply