Garmin Foretrex 401

Dimensions 2.9 in x 1.7 in x 0.9 in / 7.5 cm x 4.3 cm x 2.3 cm Display size 1.4 in x 0.9 in / 3.6 cm x 2.3 cm Display resolution 100 x 64 pixels Display type Black and white LCD Weight 3.1 oz / 87.3 g with batteries Battery 2 AAA batteries, not included Battery life 17 hours Waterproof yes (IPX7) Floats no High-sensitivity receiver yes Interface USB