[10/14/2017] Garmin Drive 50 USA LM 系列GPS導航器，Garmin Drive 50 USA LM GPS Navigator System with Lifetime Maps, Spoken Turn-By-Turn Directions, Direct Access, Driver Alerts, and Foursquare Data，包括地圖更新，目前特價只要$90.98 USD。Prime境內免運費 (學生可以免費試用Prime)。哪裡買: amazon。