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Whether you’re hiking, hunting, climbing, geocaching, kayaking or mountain biking, explore more by using this premium, rugged handheld with a 3” color display and preloaded maps.

  • No squinting necessary with this large, sunlight-readable color display.
  • Multi-GNSS satellite support shows the way, and ABC sensors point you in the right direction.
  • Maps as pretty as a picture and just as detailed.
  • See the peaks and valleys clearly with TOPO maps for the U.S. and Canada.
  • Having Active Weather is like having your own personal weather forecaster on every journey.
  • Explore more with up to 16 hours of battery life in GPS mode and 1 week in Expedition mode.

In The Box:

  • GPSMAP 66st
  • Access to Birdseye Satellite Imagery
  • USB cable
  • Carabiner clip
  • Documentation
NOTICE: Some products in this store can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Please check the product label for warning information. For more information go to We cannot ship any products into California that are affected by Proposition 65.

SHIPPING CHANGES: Due to new sales tax rules in the state of Colorado, effective June 1, 2019, purchases made online through JAX Mercantile for customers in the state of Colorado will only be able to be shipped to addresses within JAX current tax jurisdictions in Fort Collins, Loveland, Lafayette, and Broomfield. Customers in the state of Colorado who do not have shipping addresses within these zip codes may still opt for in-store pickup at any JAX store location when making a purchase on the JAX website. Learn more on our shipping and returns page.

Customer Service: 1-800-336-8314 Monday - Friday 9am to 5pm MTN