Garmin GPS Map 64S High Sensitivity satellite signal reception which ensures fast and accurate.

Garmin GPS Map 64S has the specification:

Physical form and use:
Physical dimensions 2.4 " x 6.3 " x 1.4 " ( 6.1 x 16.0 x 3.6 cm)
Display size, WxH 1: 43 " x 2: 15 " ( 3.6 x 5.5 cm) ; 2.6 " diag ( 6.6 cm)
Display resolution, WxH 160 x 240 pixels
Display type transflective, 65-K color TFT, transflective
Weight 9.2 oz ( 260.1 g) with batteries
Battery 2 AA batteries ( not included) ; NiMH or Lithium recommended
Battery life 16 hours
Water IPX7 rating
Floats No.
High-sensitivity receiver Yes
Interface high-speed USB and NMEA 0183 compatible

Maps & Memory:
Yes basemap
Preloaded maps no
Ability to add maps Yes
Built-in 4GB memory
Data cards Accepts microSD ™ card ( not included)
Waypoints / favorites / locations 5000
Routes 200
Track logs 10, 000 points, 200 saved tracks

Features & Benefits:
Automatic routing ( turn by turn routing on roads) Yes ( with optional mapping for detailed roads)
Yes Electronic compass ( tilt-compensated, 3-axis)
No touchscreen
Yes Barometric altimeter
Camera no
Geocaching-friendly Isa ( Paperless)
Custom maps compatible Yes
Photo navigation ( navigate to geotagged photos) Yes
Hunt / fish calendar Yes
Sun and moon information Yes
Tide tables Yes ( with optional BlueChart)
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
Garmin Connect ™ compatible ( online community where you analyze, categorize and share data) Yes
additional
Smart Notifications: yes

Live Tracking: yes ( with Garmin Connect ™ Mobile)