| Type | Hiking and sea GPS |
| Number of channels | Information not supplied |
| Accuracy | WAAS-compatible high-sensitivity GPS receiver, and Hot-fix satellite prediction system |
| Upgradeability | Information not supplied |
| Route planning |
Possible to create 1,000 waypoints and 50 itineraries Route tracker with 10,000 notation points and 20 saved routes |
| Voice guidance | No |
| Bluetooth transfer | No |
| Extra functions |
PC interface: USB and NMEA 0183 Waterproof housing (IPX7) Automatic route planning Electronic compass Electronic altimeter Geocache mode GPS outdoor games Hunting/fishing calendar Sun and moon information Table of tides Zone calculation Customised points of interest (with GPX Geocaching.com) Device to device transfer JPEG viewing function |
| Compatible memory cards | microSD card slot (card not supplied) |
| Included maps |
World map Compatible with BlueChart G2 and MapSource maps |
| MapSource (download options) | Information not supplied |
| Display | 3" TFT transflective colour touch screen (240 x 400 pixels) |
| Antenna | Built-in high sensitivity GPS antenna |
| Power | 2 x AA batteries (not supplied). NiMH or Lithium recommended |
| Battery life | 16 hours |
| Internal memory | 850 MB |
| Included accessories | Snap hook with clip, USB cable, user manual, quick-start guide |
| Dimensions | 58 x 114 x 35 mm |
| Weight | 192.7 g (including batteries) |
GARMIN 300 Hiking & Sailing GPS