Garmin GPSMAP 526S Dual Frequency Combo Internal/External Antenna Internal; Waterproof Rating Waterproof; Waypoints/Routes 3,000/100; Weather Capable Yes; Basemap Yes; Card Format SD; Cartography - Preloaded No; 000/100; Cartography Brand NONE; Cartography Type NONE; Waypoints/Routes 3; Frequency 50/200; Watts RMS - Max NONE; Transducer Type NONE; Speed/Temp NONE; Included Transducer 010-10272-00 Resolution (VxH) 480 x 640 Screen Size 5.0/4.0 x 3.0 Screen Type Color Touchscreen No