Amazon drops the price of this Garmin Handheld GPS Navigator from $482.99 to $169.99 with free shipping. The next-best price we could find was $254.99 at Newegg. This high-sensitivity GPS receiver easily fits in your hands as it weighs just 7.5oz and measures 1.5" x 2.2" x 2.6"/. It even tracks your position in tree cover and in canyons, so it works in your car or on camping trips. It has many other features and has a 4.5-star rating from 106 reviews. Sales tax is only charged in KS, KY, ND, NY, and WA.