…whether you can keep up with the leading pack or if you?ll trail behind. So speed has a big part to play in your performance. Thanks to this aerodynamic and light wireless sensor, you?ll receive current, average and maximum speed readings so that you can get it right in training and ultimately, right on…

…affect your cycling speed. Obviously fitness is one of them, however, weather conditions and the varying gradients of the road play a huge part too. The most advanced way of measuring how these factors affect your performance speed is with the aerodynamic Wireless Polar CS speed sensor.

Want to pick up a little more speed in reaching your fitness goals? Look no further. With our patented One-Touch Technology, not only will you get ECG accurate heart rate readings, but you'll get them quickly and with one push of the button. And, with our target heart rate zone program and calorie-burn…

Want to pick up a little more speed in reaching your fitness goals? Look no further. With our patented One-Touch Technology, not only will you get ECG accurate heart rate readings, but you'll get them quickly and with one push of the button. And, with our target heart rate zone program and calorie-burn…

Get the best of all worlds with the 955 Pedometer Watch. Count your steps, measure your speed and distance, monitor your exercise and even calculate the calories burned?all while you're taking advantage of a sports watch with a dual-time display, chronograph, count-down timer, 10-day memory and an EL…

Wireless sensor sends speed and pedaling cadence information for the Forerunner 305.

…and color display. Adds to Edge 605, barometric altitude and vertical profile, wireless heart rate monitor, self-calibrating wireless speed/cadence sensor for speed and distance, unit-to-unit wireless transfer, and displays power data from ANT + Sport?-enabled third-party power meters.

…and color display. Adds to Edge 605, barometric altitude and vertical profile, wireless heart rate monitor, self-calibrating wireless speed/cadence sensor for speed and distance, unit-to-unit wireless transfer, and displays power data from ANT + Sport?-enabled third-party power meters.

This set includes a speed sensor W.I.N.D. and a magnet that are fixed on the wheels of a sulky. Measure speed and distance while trotting or driving. Ideal if you own multiple sulkys.

Take your ride to the next level. This unit is a GPS-enabled personal trainer and cycle computer with a speed/cadence sensor for speed and distance.

Long runs, tempo runs, speed drills. You expect a lot from your body?and from your training gear. Meet Forerunner 405. This GPS-enabled sport watch tracks your training, then wirelessly sends your data to your computer. The ultimate in training technology, its sleek design features a touch bezel that…

Long runs, tempo runs, speed drills. You expect a lot from your body?and from your training gear. Meet Forerunner 405. This GPS-enabled sport watch tracks your training, then wirelessly sends your data to your computer. The ultimate in training technology, its sleek design features a touch bezel that…