PROTREK featuring an analog-digital display and Version 3 Triple Sensor technology. In addition to its fast & precise sensors for taking bearing, altitude, and barometric pressure readings, its also capable of alerting the wearer to significant changes in barometric pressure by an alarm and a unique indicator on the digital display. An auto hand shift feature momentarily moves hands away of the digital window when you check displayed readings, this makes them easier to read during certain time in the day when the hands would be covering the digital display. Other features include dual LED illumination of both the face and digital display, Smart Access, Tough Solar, radio-controlled timekeeping and more. Everything about this watch is designed and engineered to make it the ultimate in ease of operation and reliability.