A:AnswerThis isn't a phone case, you'll simply need to connect your USB/Lightning cable from your phone to the charger and press the power button on the power pack.
A:AnswerYes it can, But you may have to supply your own USB cable. ... I charge my Samsung Galaxy Note 8 all the time with my Otter Box Power Pac.... I just use my USB to type "C" cable.....
A:Answerit charges 1 DEVISE AT A TIME. There are magnetic charges that will charge 3 phones at a time. It will not charge an Iphone watch. Not sure of the wattage
A:AnswerThe charger has to always be plugged in, this is not a wireless charger per say, but wireless in the way that you don't plug your phone into a cord, you lay it on top.