TomTom XL 340TM 4.3-Inch Portable GPS Navigator (Lifetime Traffic & Maps
Edition)
这个traffic info he 地图更新是终身免费，一般的tomtom 只有一年
Lifetime Traffic & Map Updates
Enjoy a lifetime of easy driving with two great features from TomTom. LIFETIME Maps guarantees you receive four new editions of your TomTom map each year to ensure that you are always navigating with the industry's most up-to-date map. And, LIFETIME Traffic sends updates to your TomTom every three minutes, so you can always steer clear of traffic delays and take the fastest route possible to your destination. http://www.amazon.com/gp/product/B003B3P2C4?ie=UTF8&tag=ffszh-20
