Specification :

Physical & Performance:
Unit dimensions, WxHxD: 2.3" x 4.5" x 1.4" ( 5.8 x 11.4 x 3.5 cm)
Display size, WxH: 1.53" W x 2.55" H ( 3.8 x 6.3 cm) ; 3" diag ( 7.6 cm)
Display resolution, WxH: 240 x 400 pixels
Display type: Transflective color TFT touchscreen
Weight: 6.8 oz ( 192.7 g) with batteries
Battery: 2 AA batteries ( not included) ; NiMH or Lithium recommended
Battery life: 16 hours
Waterproof: yes ( IPX7)
Floats: no
High-sensitivity receiver: yes
Interface: USB and NMEA 0183 compatible
RoHS version available: yes
Maps & Memory:
Basemap: yes
Preloaded maps: no
Ability to add maps: yes
Built-in memory: 850 MB
Accepts data cards: microSDâ„¢ card ( not included)
Waypoints/ favorites/ locations: 1000
Routes: 50
Track log: 10, 000 points, 20 saved tracks
Features:
Automatic routing ( turn by turn routing on roads) : yes ( with optional mapping for detailed roads)
Electronic compass: yes
Barometric altimeter: yes
Geocaching-friendly: yes ( paperless)
Outdoor GPS games: yes
Hunt/ fish calendar: yes
Sun and moon information: yes
Tide tables: yes
Area calculation: yes
Custom POIs ( ability to add additional points of interest) : yes
Unit-to-unit transfer ( shares data wirelessly with similar units) : yes
Picture viewer: yes
Additional:

Touchscreen: yes

What' s in the Box:

* Oregon 300
* Carabiner clip
* USB cable
* Owner' s manual on disk
* Quick start guide