A:AnswerThe battery will not charge when the projector is in use. The battery will only charge when the projector is switched off and plugged in. You will be able to use the projector continuously when plugged into power.
A:AnswerYes the projectors battery will be removable so you can have one charged and swap out when you need to. Please note the battery will only be able to charge when connected to the projector. You can also use any portable battery packs to extend the runtime of the projector as well.
A:AnswerAs long as its a hdmi plug absolutley! Its actually preferred as I also hooked mine up to a TV box as the onboard media player is terrible and the software is just barely hanging on.
