monday earliest...tuesday latest...im leaning on monday coz im having it rushed since the other week kinukulit ko na yong forwarder...
effective usage depend on your actual usage or habbit of using it.
charge it only before you intend to use it...like the night before or same day.
"superdraining" it should only be done like once or twice a month at most...not on a regular/everyday basis.
thats what i call deep cycle charging...you will need a high end charger for that sort of task.