Satellite signals navigation set (NSN 5826-01-549-3791)
Special Features
Requires 2 aa batteries; 32 hr. Battery life; 64mb microsd card; 176x220 pixel display; 500 waypoints; 2.2 in. W, 4.2 in. H., 1.2 in. D; minus 15 to plus 70 deg. C temperature range