The Foretrex 601 from Garmin is a slim wrist-mounted GPS navigator perfect for outdoor activities that require the use of both hands. Foretrex 601 combines a high-sensitivity waterproof GPS receiver, electronic compass and barometric altimeter into a lightweight device ideal for hikers, skiers, campers and military personnel. To share data easily, you can connect Foretrex to your computer with USB or just send data wirelessly to another device.No matter where your adventure takes you, you\'ll never worry about getting lost with the Foretrex 601. Foretrex keeps track of your path and displays it as a dotted trail on the screen. Just turn on Foretrex\'s TracBack feature, and you can retrace your path back to where you started. Keep track of your bearing and altitude with Foretrex 601\'s electronic compass and barometric altimeter. You can save locations in memory as waypoints, so you can always find your way back to any important place, like your campsite or vehicle. And with up to 48 hours of battery life in GPS mode and up to 1 month in watch mode and replaceable AAA batteries, you\'ll never worry about making it back.Foretrex 601 lets you create and store routes to all of your favorite places and provides other helpful information, including a trip computer, sunrise/sunset times and hunting and fishing information. For even more data, connect Foretrex 601 to a wireless accessory, such as a heart rate monitor, cadence sensor, or clip it on your bike with the accessory bike mount (all optional accessories, not included). To keep track of your trip, connect your Foretrex to your PC or Mac with USB to store your waypoints, routes and tracks on your computer. You also can share waypoints, routes and tracks wirelessly with certain Foretrex, Oregon and Colarado devices.