A:AnswerI have a screen protector on mine, but that i feel is a personal choice as there is a small gap between the keyboard and the screen. If the case is pressed upon it can touch the surface of the ipad however it is made in such a fashion that the keys do not rest upon it normally.
A:AnswerThe battery is rechargeable. You use the same chord used to recharge the iPad so there is no second chord. There is a light on the keyboard that will flash red when it needs recharging and then turns a solid green when fully charged.
A:AnswerI have a iPad Pro 4th generation and my charger is a USB-C charger and it charger my slim folio as well. I imagine they’re all the same just connecting it on the side of the keyboard