Foretrex 401 combines a high-sensitivity waterproof GPS receiver, electronic compass and barometric altimeter into a lightweight, wrist-mounted device that's perfect for mountain enthusiasts looking to get the most out of their outdoor experiences. How high, how far and how fast did I go today? The Foretrex 401 provides the answers. The Foretrex 401 also delivers powerful navigation features that ensure you'll stay on track no matter where your adventure takes you. For additional data, the Foretrex is compatible with a range of wireless accessories (including heart rate monitor). Once you've finished for the day connect it to your computer to store and share recorded data.

• Stores 500 waypoints & 20 routes
• Barometric altimeter
• Electronic compass
• Up to 17 hour’s battery life