The Garmin GPSMAP 79s is a rugged waterproof handheld GPS designed for marine and outdoor navigation. It features a sunlight‑readable 3″ colour display, support for multiple satellite systems, and long battery life — ideal for boating, fishing, hiking and expeditions.

Key Features

Sunlight‑readable 3″ colour transflective display with fog‑proof, scratch‑resistant glass

Water‑resistant and floats with an IPX7 rating

Multi‑GNSS support (GPS, GLONASS, Beidou, Galileo, QZSS, SBAS) for accurate positioning

3‑axis compass and barometric altimeter for reliable navigation

Stores up to 10,000 waypoints and 250 routes

Optional mapping via microSD card (adds detailed charts)

Specifications

Display: 3″ (240 × 400 pixels) colour TFT

Dimensions: ~6.77 × 17.40 × 4.23 cm

Weight: ~282 g (with batteries)

Battery: 2 × AA batteries (not included)

Battery Life: Up to ~19 hours in GPS mode

Water Rating: IPX7 (water‑resistant & floats)

Memory: 8 GB internal + microSD expansion

Connectivity: microUSB & NMEA 0183 compatible

What’s in the Box

Garmin GPSMAP 79s handheld GPS

Lanyard

USB cable

Documentation