Standard USB2.0 connector
Measuring Range: DC 3V-8V， current 0-3A; The accuracy is ±1%
Can easily measure the output voltage of a USB power
Can easily measure the operating current or load voltage plug
compatible with USB interface， cell phone charger， USB flash drive， etc
Charging voltage and current can display in a second
Does not support discharging function
Widely used by factories， labs and more
Mini size for ease of carrying