The Watch with Altimeter, Compass, and Thermometer by AltiTech

All of the item that's what I want is in there. In Altitech we can use as compass, watch and thermometer for traveling. I love it.
Highgear Altitech features digital altimeter that measures in 1ft (1m) increments with a working range from -2296 ft to 29,500 ft. Stores 20 altimeter data readings, and accumulated and maximum altitude reading. Additional features include digital barometer, sea level barometer reading, barometer pressure graph, and weather forecast. Also digital compass with 1 degree resolution and 16 direction pointers, leveling bubble for increased accuracy, and adjustable declination. Digital thermometer with 0.1 degree resolution and working range from -4 degrees F to 158 degrees F. Time with hour, minute, second, month, date and weekday. User option for 12/24 hour format, 2 time zones, Auto calendar, Alarm, Chronograph and Backlight. Carabineer style clip.