Introducing the GPSMAP 66sr, a rugged, premium handheld GPS device for outdoor adventures. It features multi-band technology and expanded GNSS support for improved accuracy in challenging environments. With a large 3” color display, ABC sensors, and preloaded TopoActive maps, you can explore with confidence. Get access to BirdsEye Satellite Imagery with no subscription and direct downloads via Wi-Fi. Stay connected with BLUETOOTH and ANT+ for active weather updates and geocaching. Compatible with the Garmin Explore app for offline cloud-based planning. With up to 36 hours battery life and a rechargeable Li-ion battery, take on any journey with ease.