Multifunctional LED Light Tester Power Parameter Recorder Large Screen with Backlight Voltage and Current Detector

Features:
High accurancy independent chip for data monitoring and display.
Wide operating voltage, suitable for most batteries.
With temperature monitoring and alarm function.
Diversified backlight setting function, support constant light, automatic, or fixed delay off function.
Voltage/current upper and lower limits can be set.
It automatically stops charging when full of electricity.