Handheld GPS four-star locator spot fishing When working at sea, it can locate the current position coordinates, and when returning to the voyage, it can return to the voyage in a straight line and display the heading and the remaining distance to the end point. outdoor walking navigation Primitive forests and uninhabited areas are not afraid of getting lost, and support multiple collection methods for waypoints and routes. When returning, you can return in a straight line or on a track. The signal is strong, professional enough, and outdoor adventures are safer. electronic compass navigation When navigating, you can clearly know the current location [location information] and [remaining distance to the end point] and [course] according to the [compass navigation function] outdoors, no longer worry about getting lost Four area measurement modes Area measurement can be carried out in four ways: automatic area, manual area, airborne area, and length and width area. The records are more detailed and simple. Two length measurement modes Support linear measurement, curve measurement, and other measurement modes to record more detailed, clear and simple