Walmart.com currently has some "Unbelievable Online Deals" and one of the items is a Delorme Earthmate PN 20.
Here is the link. I doubt this will last long.
Good luck if you happen to be in the market for this unit.
The Earthmate GPS PN-20 is a high-sensitivity, bright-color-screen handheld GPS that offers an unrivaled selection of display options. Special options include up-to-date topographic maps, NOAA nautical charts, and four types of aerial imagery. The PN-20 is WAAS-enabled, waterproof to IPX-7 standards, and comes in a rugged, impact-resistant rubberized case. It fits easily in the palm of the hand and weighs just over five ounces.The PN 40 is available as well, for $275.00
- Compact easy-to-use design
- Features a GPS compass
- Sharp high-resolution 2.2'' 65K-color screen, 220 x 176 pixels
- 12-channel STMicroelectronics GPS chipset
- WAAS Enabled for accuracy within 3 meters
- 75 MB of available onboard Flash memory
- Support for high-capacity SD cards (SDHC) up to 32 GB
- Rugged rubberized housing and waterproof to IPX-7 standards
- Saves 1,000 waypoints, 50 routes and 10 tracks
- Plan, organize and review your GPS data on your desktop with Topo USA hybrid maps, trail profiling and 3-D view
- Transfer map data on included 1GB SD card & reader
- Runs on two AA Alkaline batteries for up to 11 hours or Lithium AA batteries for up to 21 hours
- Dimensions: 2.43" x 5.25" x 1.5"
Here is the link.
Get to your destination quickly with automatic road and trail routing, back-on-track re-calculations and turn-by-turn directions. The DeLorme Earthmate PN-40 delivers reliable performance in the most demanding conditions. Its unrivaled selection of map and aerial imagery options means you'll always have the most complete navigation information available.
- Includes Earthmate PN-40, Topo USA, 1 GB SD Card, USB data cable, lanyard, Quick Start Guide and manual
- Plan, organize and review your GPS data on your desktop with Topo USA hybrid maps, trail profiling and 3-D view
- Sharp high-resolution 2.2'' 65K-color screen, 220 x 176 pixels
- 32-channel STMicroelectronics high-sensitivity Cartesio chipset
- WAAS Enabled for accuracy within 3 meters
- Dual-core processor for blazing-fast performance
- 500 MB of available onboard Flash memory
- Support for high-capacity SD cards (SDHC) up to 32 GB
- 3-axis electronic compass and barometric altimeter
- Rugged rubberized housing and waterproof to IPX-7 standards
- Saves 1,000 waypoints, 50 routes and 10 tracks
- Compact easy-to-use design
- Runs on two AA batteries (included) for up to 11 hours or Lithium AA batteries up to 21 hours
- Fast USB 2.0 data transfers to in-device SD card
- Dimensions: 2.43" x 5.25" x 1.5"