First, turn on the power, LCD screen displays today, recording 128 days at most
< day – > display log information one day ago, log can be displayed from the past 128 days
< day + > one day after displaying the log information, if it is displayed today, press this key to return the log to the past 128 days
These historical records specifically include daily cumulative ampere hours and kilowatt hours, as well as readings of peak power, current, and voltage
It also includes flexmax's timer battery charger
Use up and down software control to check the record of specific date