[ Main Features ]● Compact and easy to use: Just plug! The LCD detector shows the voltage and current
● Updating every 5 seconds: LCD display shows the updated voltage and current every 5 seconds
● Display precision: ±0.02V / ±0.02A
[ How to Use ]
1. Insert Vi01 into USB port of the power bank / USB output device, the LCD will display the no-load voltage and current of the USB port.
2. Then connect the USB / mobile device into the Vi01 USB port and LCD will display the load voltage and load current of the device plugged into the port.