The Lowrance IFinder H2O C has the following features:

Display <<
320V x 240H pixel resolution
2.83" (7.2 cm) diagonal color TFT display
White LED backlit screen
Excellent direct sunlight and low-light/night viewing

Specs <<
Weighs 8.7oz/247g with 2 AA batteries loaded (batteries not included)
5.6 x 2.5 x 1.2 inches / 14.2 x 6.5 x 3 cm pocket-sized

GPS/Mapping <<
Precision 16-channel GPS+WAAS receiver
Antenna port for connecting optional external GPS+WAAS antenna
Dual processors for higher speed screen updates and scrolling
Dual Easy/Advanced operation modes
Built-in continental U.S. and Hawaii background map featuring interstate exit services
One MMC/SD digital media memory card slot for mapping and recording capabilities
Optional MapCreate?? Accessory Pack to create higher-detail mapping
Compatible with optional plug-&-play Lowrance FreedomMaps??, Fishing Hot Spots?? PRO, LakeMaster?? Pro Maps, NauticPath??, and Navionics?? electronic charts
1,000 waypoints/1,000 event markers/100 routes
Up to 100 savable and retraceable plot trails, with up to 10,000 points in any trail
40 map zoom ranges, 0.02??4,000 miles
63 graphic icons to mark special spots
Internal back-up memory
Easy point-and-map cursor navigation/route planning

Product SKU: 13-4132