I got the Triton 400 cheap for work when we needed a GPS in a hurry. I don't really recommend it; I've added some details in the reviews section.

One thing I just found out is that while it can generate track points at 1Hz, tracks are limited to 5000 points, and stop logging when full. That means you've got about 1 hr 20 for each map outing with the Triton ...