Joined: Jul 2007
Posts: 8,619
Likes: 3,537
From: South shore, L.I., NY
Bikes: Trek Emonda SL7, Cannondale Topstone, Miyata City Liner, Specialized Chisel, Specialized Epic Evo
As far as I know, the devices get little accurate info from cell location, just general location, nothing as accurate as GPS.