USB Power Load Inducer and Tester Use the USB Power Load Inducer to induce varying levels of power draw to USB power sources to ensure the are functioning correctly. Measure the current supplied by USB ports on PC, USB charging devices, USB AC adapters, and other USB compliant devices. Measure the voltage drop across USB cables Measure how quickly a battery will discharge when placed under a specific amount of USB power load Test if product specific features of USB devices such as voltage and temperature monitoring are working as expected