USB current and voltage tester USB ammeter USB dual meter display…

1. Performance parameters

1. Input/output voltage 3V-9V

2, voltage resolution: 0.01V

3, input/output current: 0A-5A (the range of intention to use 0-3A)

4, current resolution: 0.01A

5, accuracy: positive and negative 1%

6, line loss: about 0.1 Euros

7, test content: voltage, current,

8. Communication function: Yes

9, data calibration function: Yes

2. Features

At the same time display voltage current data, which is convenient for viewing

You can detect a variety of power output voltage and current

Can detect USB line quality

With precision current calibration function, the current accuracy is higher (it has been calibrated at the time of delivery)

3. Use instructions

Blinding current:

The USB male head plugged in 5V charger, mother seat plug -in mobile phone and other equipment, and directly read the voltage current parameter