The maximum input wattage of J1000plus is 150W. As for recharging time, it depends on which panel you are using and weather conditions, for example, the J1000plus can be quickly recharged within 6.5 hours by connecting two Flashfish 100W solar panels together with an adapter cable. If connecting only one single panel, the approximate recharging time is 13 hours. Recharging time may varies from different location, temperature, weather etc, the actual time may be different.