Advanced USB Load Resistance Tester for Accurate Battery Testing & Optimization
9,65 €
Extend the life of the battery, and use the fan's 15W electronic load resistance and the USB battery tester to help you optimize the battery usage and extend its life. 1 Load Resistor Tester. Using ordinary oil -containing fans, multifunctional design, our battery tester is very suitable for widespread application.
Jetzt bei Ebay:
