USB Current Voltage Meter Tester

Measurement range: 0-9999mAh
Input/Out Voltage:4V-30V
Input /Out Current: 0-3A (error: ± 1%), the largest support
5A (if more than 3a, the error would be greater than 3%)
Input interface:Micro USB2.0
Size:60x28mm
Parameters that you can test: Voltage of battery. Current of battery, discharge capacity of battery,Quantity of electric charge,power of battery,timing.
Communication function: Yes
Parameters adjusting function :Yes
Clean the data : Push the button until the parameters changed to next sets of parameters. Then release the button.
Then the next sets of parameters will be started and they will start from zero.
Colors are displayed as images