Finding your way

Casio ProTrek PRG-80T-7VDR watch

This digital Quartz watch is solar-powered, so you won't run out of batteries. It has electro-luminescent backlight and a battery power indicator. You can switch off auto illumination as this takes its toll on battery life (power saving mode). It can store historical to-date altitude data and display highest altitude, lowest altitude, total ascent and total decent for tracking your climbing history.

Further features are:

• sensors for reading temperature (thermometer) altitude (altimeter), pressure (barometer) and direction (compass)
• low-temperature and water resistant (100M)
• 1/100-second stopwatch
• countdown timer
• alarms (daily alarms, hourly time signal)
• auto-calendar, 12/24-hour format
• dimensions: 62.3 x 52.2 x 14.4mm (case)
• weight: 117gm

More details:
http://www.amazon.com/Casio-Pathfinder-Triple-Sensor-PRG80-7VDR

Garmin Forerunner 205

This device is a GPS-unit in a wristwatch. It remembers where you have been and the path you have taken. It continuously monitors your location, speed, distance, pace and calories burned. Transfer data from Forerunner to your PC for a detailed analysis of your workout. Create, schedule and download workouts to your Forerunner. View data for each workout, including your heart rate, time, distance, speed, etc.

Features:

• high-sensitivity SiRFstar III GPS receiver
• USB connectivity
• waterproof (submersible in one meter of water for up to 30 mins)
• dimensions: 53.3 x 17.8 x 68.6 mm
• display size: 33 mm width x 20.3 mm height
• weight: 77 g

For more details:
http://www.amazon.com/gp/product/B000CSQJ8C/