Garmin GPSMAP 431s specs (GPS receiver)

General

• Packaged Quantity 1
• Recommended Use Marine
• Receiver 14 channel
• Card Reader SD Memory Card
• Interface NMEA 0183
• Functions & Services Tide Tab
• Included Software MapSource BlueChart Inland Lakes: United States
• Compatible Software BlueChart g2 Vision
• SBAS WAAS
• Antenna Built-in
• Features Alarm,
  2D / 3D map perspective

Display

• Type LCD - Color
• Diagonal Size 4 in
• Resolution 240 x 320

Transducer

• Transducer Presence Included transducer
• Transducer Type Dual-beam

Navigation

• Waypoints 3000
• Tracks 50
• Tracklog Points 10000
• Routes 100
• Trip Computer Sun/moon positions

Battery

• Type None

Miscellaneous

• Design Features Audible alarms,
  Dual-beam transducer
• Protection Waterproof
• Waterproof Standard IPX7
• Included Accessories Power/data cable,
  Protective cover,
  Mounting bracket

Dimensions & Weight

• Width 5.7 in
• Depth 2.7 in
• Height 5 in
• Weight 1.3 lbs