I'm the same, I keep my reading glasses hanging on my collar in case I need to read the little letters. I preset my altitude to limit my altitude to where I'm flying. I usually am in a 400' area and I have set my controller to 395'. my crone will...
But you have to tell it where you are and no, I don't think it will pick a time up from satellites. I've seen with mine that unless I start the controller at home and allow wifi access, it can be a day or three off. Once it gets synced through...