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Garmin GMR 21 - radar, mapping and compass

   GPSmap benefits to you
Garmin
  • Easy to use
  • Functional
  • Compact design

 

  • Reliable

 

   Features      What you get
Garmin Garmin
  • New high-sensitivity WAAS-capable GPS receiver by SiRF
  • Built-in quad-helix receiving antenna with remote antenna capability
  • Unit dimensions: 6.9cm W x 15.7cm H (2.7” W x 6.2” H)
  • Display: 1.5” W x 2.2” H, 2.6”-diagonal, 256-colour, transflective TFT (160 x 240 pixels)
  • Weight: 0.22kg (7.6 ounces with batteries) - not included
  • Sensors:
    -Electronic compass displays accurate heading while standing still
    -Barometric altimeter with automatic pressure trend recording
  • microSD card slot allows for storage of optional MapSource detail (128 MB microSD included)
  • LED backlit display and keypad
  • Battery life: 30 hours (typical use) using two AA alkaline batteries
  • Internal memory is preloaded with a marine point database
  • 1,000 user waypoints with name and graphic symbol; 50 reversible routes
  • Position formats include Lat/Lon, UTM, Loran TDs, Maidenhead, MGRS, user grid, and more
  • Large-numbers option for easy viewing; dual-position display mode
  • Trip computer provides odometer, stopped time, moving average, overall average, total time, max speed, and more
  • 10,000-point automatic track log; 20 saved tracks (500 points each) let you retrace your path in both directions
  • Elevation computer provides current elevation, ascent/descent rate, minimum/ maximum elevation, total ascent and descent, average and maximum ascent and descent rate
  • Navigation instructions can be shared with repeaters, plotters, and autopilots using NMEA protocols through the dedicated serial port.
  • Built-in celestial tables for sun and moon calculations and the best times to fish and hunt
  • Compatible with most MapSource products. See the MapSource Compatibility table (top right) for a list of software that Garmin recommends with this product.
  • Water resistant: IEC 60529 IPX7 standards
  • Unit floats when dropped in the water.
  • GPSmap 76CSx
  • 128 blank microSD card
  • MapSource® Trip and Waypoint Manager CD
  • PC/USB interface cable
  • Lanyard
  • Quick start guide
  • Owner's manual

 

Garmin GMR 21
Navteq on board

Where to buy
Marine