CNN Erin Burnett OutFront March 9, 2015 23:59:00
Then used an app to open his garage door from his wristwatch. of course there's the pesky problem of battery life. >> you can expect 18 hours. >> reporter: tired of replacing your wristwatch battery once every three years? get apple watch and enjoy charging it every 18 hours. yeah but look how cool the magnetic charger is. >> it will automatically click into place. >> reporter: it was as if time stood still during the apple watch event. actually it did stand still at 10:09. that is the time to which almost all watches are set in ads from gucci to coach to timex. it's thought to look symmetrica...