Features:
Real time detection: test voltage, current & charging capacity.
Detect the output capacity & efficiency of the power bank.
OLED display multiple data simultaneously, easy & clear for reading.
DC3-7V voltage test range, 0.05-3.50A current range, 1% accuracy.
Data storage function: memorize 10 groups of data.
Quick data review & zero clearing function.
With Micro USB (Universal Serial Bus) interface, can test the quality of Micro USB (Universal Serial Bus) cable.