allory

the readme on the dvd says: MapSend Topo 3D USA, ver. 1.50 the update directory is 1.29gb, so there must be more than just changing MapSend to work more smoothly with the eXplorist.

in the specs and accessories areas for the rino 520/530, they list an alkaline battery pack and rechargeable AA batteries. http://shop.garmin.com/accessories_for_pro...ku=010-00392-01 http://www.garmin.com/products/rino530/spec.html

Garmin Introduces the nüvi - the Ultimate Travel Companion http://www.garmin.com/products/nuvi/ Press release: http://www.garmin.com/pressroom/mobile/091205.html not exactly a caching unit, but interesting.