Casio Protrek watches are designed for those who love the great out doors. Each watch comes complete with features like compasses, altitude, thermometer and barometer sensors. Pro-Trek watches are just the thing for mountain climbers, fishermen, hikers and anyone else who loves the great outdoors. Casio's Pro-trek range are not only practical and versatile, but durable too. These watches will not only equip you to survive the great outdoors, but will survive with you.