Garmin GPSMap 76S

Dimensions 2.7 in x 6.2 in x 1.2 in / 6.9 cm x 15.7 cm x 3.0 cm Display size, WxH 1.6 in x 2.2 in / 4.1 cm x 5.6 cm) Display resolution 180 x 240 pixels Display type 4 level gray LCD Weight 7.7 oz / 218 g with batteries Battery 2 AA batteries (not included) Battery life 16 hours Waterproof yes (IPX7) Floats yes High-sensitivity receiver no Interface serial