Whether you’re hiking, hunting, climbing, geocaching, kayaking, or mountain biking, explore more by using the premium, rugged Garmin GPSMAP 66s Handheld GPS with 3″ color display.
Multi-GNSS Support
Access multiple global navigation satellite systems (GPS, GLONASS, and Galileo) to track in more challenging environments than GPS alone.
ABC Sensors
Navigate every trail with ABC sensors, including an altimeter for elevation data, barometer to monitor weather, and 3-axis electronic compass.
Birdseye Satellite Imagery
Download high-resolution photo-realistic maps directly to your device without an annual subscription. Easily find trails, pick stand locations, find parking, create waypoints, and more.
Active Weather
When paired with your compatible smartphone, you can get real-time forecast information and live weather radar, so you’re always aware of the surrounding conditions.
Wikiloc Trails
This preloaded app lets you easily download hiking, cycling, and other Wikiloc trails shared by outdoor enthusiasts like you. Get a free 60-day Wikiloc Premium trial to try this and other exclusive features.
Built for Adventure
This handheld is built to military standards for thermal, shock, and water performance (MIL-STD-810), and it’s even compatible with night vision goggles.
LED Flashlight
The GPSMAP 66 series helps you keep gear to a minimum with a built-in LED flashlight that can be used as a beacon to signal for help.
Geocaching
Get automatic cache updates from Geocaching Live, including descriptions, logs, and hints. When connected via Wi-Fi technology or to the Garmin Connect app, each find will upload to your Geocaching profile.
Garmin Explore App
Plan, review, and sync waypoints, routes, and tracks by using the Garmin Explore app and website. You can even review completed activities while still in the field.
Battery Life
Get up to 16 hours of battery life in GPS mode and 1 week in Expedition mode (with 2 AA batteries).
Specifications
Dimension: 2.5″W x 6.4″H x 1.4″D
Display Size: 1.5″W x 2.5″H (3″ diag.)
Display Resolution: 240 x 400 pixels
Display Type: Transflective Color TFT
Weight: 8.1 oz. with batteries
Waterproof: IPX7
Battery Type: 2 AA (not included)
Battery Life: up to 16 hours (170 hours in expedition mode)
Interface: High-speed micro USB and NMEA 0183 compatible
Internal Storage: 16 GB
In the Box
GPSMAP 66s
Access to Birdseye Satellite Imagery
USB Cable
Carabiner Clip
Documentation
Before You Order
Verify part number GPSMAP66S exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify GPSMAP66S on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.

