• It can easily measure the output voltage of the USB port and the operating current of the device

• It also can detect whether the USB charger output voltage and current reach standard  

• Current and voltage loop display, easy to use and practical

• Stable, reliable performance, anti-interference ability, high temperature

• Compact and easy to carry, no additional power supply

Specifications:

• Scope of work: Current (0-3A) can detect mobile phone charger voltage Whether compliance DC5V 

• Operating Range: U = 3 ~ 7.5V, I = 0 ~ 3A 

• Resolution: Voltage 10mV, current 1mA 

• Error: Voltage <± 1%, current <± 2% 

• Full scale drop: (When measuring current) 200mV 

• Working temperature: 0-60 ℃