Qref Quick Reference checklists are the first and only procedure checklist dedicated to helping you get the most from your avionics. Our team of experts provide detailed, how-to steps for nearly every feature, and our thoughtful design guides you through each screen, menu, and step.
This instructional DVD is an interactive user's guide to your eTrex or eTrex Summit. Learn how to operate your device, including how to create waypoints and review elevation profiles, through screen examples and hands-on demonstrations.