A:AnswerGlobal Positioning System. It basically means you can have your watch track where you go like if you go for a walk it will show all the places you went and how fast you went there
A:AnswerIt depends on how far away your iPhone is , you can keep your iPhone on you safely in a pocket or nearby however it’s only like 30 feet or so , unless you get the cellular version
A:AnswerYes all you have to do is press the release bottom and slide the band out of the watch and get a new one all you have to do is make sure you buying the band the for size of your watch!
