I have an etrex Summit HC color. Comes with 12v plug usb cable and bike holder that I have taken apart so it would pull tie on a flat surface. Its got a altimeter and makes the gps more accurate, there is also a graph that shows rising or falling pressure. I will take $140 shipped to lower 48.

Here are some specs.

Physical & Performance:

Unit dimensions, WxHxD: 4.2" x 2.2" x 1.2" (10.7 x 5.6 x 3.0 cm)
Display size, WxH: 1.3" x 1.7" (3.3 x 4.3 cm)
Display resolution, WxH: 176 x 220 pixels
Display type: 256 level color TFT
Weight: 5.5 oz (156 g) with batteries
Battery: 2 AA batteries (not included)
Battery life: 14 hours
Waterproof: yes (IPX7)
Floats: no
High-sensitivity receiver: yes
PC interface: USB
RoHS version available: yes
Maps & Memory:
Ability to add maps
Built-in memory 24 MB
Waypoints: 500
Routes: 50
Track log: 10,000 points, 10 saved tracks
Electronic compass
Barometric altimeter
Geocaching mode
Outdoor GPS games
Hunt/fish calendar
Sun and moon information
Area calculation
Custom POIs