TAKE 20% OFF RIGHT NOW - ONLY 3 AVAILABLE Just use the coupon code "polarcs600xpower" and get an immediate 20% off - that is $135.99 OFF making it the cheapest way to get watts and power output on your bike anywhere on the internet. Final price $543.96

Polar CS600X bicycle computers with power meters provide serious cyclists with loads of information to improve their performance.

The Polar CS600 wireless bike computer with power gives you a professional cyclists qaulity tool measuring watts, speed, cadence, distance and all the variables that you need to assess your performance.

The Garmin Edge 705 bike computers are the best cycling computer built in the world today - enough said.

The old adage that you get what you pay for rings true in spades for this best in class cycling computer. This version includes heart rate monitor and speed/cadence sensor so combined with the GPS it is a well rounded bike computer.

The old adage that you get what you pay for rings true in spades for this best in class cycling computer. This version contains Topo maps which makes it ideally suited to off-road and mountain bike use.

This Garmin Edge 605 CityNAV bundle steps it up a level allowing you to have advanced mapping and represents a serious cycling computer. We were really impressed on our test rides with the versatility and easy to read display.

We could not have a better opinion of the Edge 705 wireless bike computer as it is the best heart rate monitor for cycling available on the market today. This version contains a heart rate monitor chest strap.

The Polar RS 800 heart monitor for serious cyclists is the Polar RS800 CX Bike. It measures speed, distance, climbing, heart rate and adjusts your efforts accordingly on inclines. It is an awesome cycling tool.

This Garmin Edge 605 steps it up a level allowing you to add advanced mapping and represents a serious cycling computer. We were really impressed on our test rides with the versatility and easy to read display.