Display size (WxH): 1.06"
Display Resolution (WxH): 124 x 95 pixels
Battery: rechargeable Lithium-Ion
Max your workout / Water resistant / GPS-enabled / 1000 laps (lap history) / Heart rate monitor / Watch functions include dual time, date & alarm / PC Mac
Loaded with serious training features, Forerunner 405CX continuously records your time, distance, pace, calories burned and heart rate. Each workout is stored in Memory so you can review and analyze the data to see how youve improved. And advanced training features will challenge you to step up your pace, race against Forerunners Virtual Partner to improve your times, or set up interval workouts without having to circle the track. You can even Download recorded courses to compete against previous workouts. To use the watch, simply tap the touch bezel to change screens without fumbling for a button.