For demanding cyclists. CS400 is the choice for cyclists with a competitive attitude. Track your ride with wireless sensors, prepare your detailed training programme easily with Polar ProTrainer 5^TM software and use the incline measurement to adjust your cycling effort accordingly. Buttons designed specifically for cycling plus a big display help you to track your performance even at maximum speed.

Key features:

• Wireless speed sensor – measures cycling speed accurately
• Energy output – measures cycling workload as kcal/h and kcal/km. With this feature you can foresee your calorie consumption and secure sufficient intake on a long ride. This feature is also useful for comparing and analysing the loads of various training types.
• Cycling limits – you can set upper and lower limits for heart rate, cadence or power output. Audio and visual alarms if your cycling rate goes out of the preset range. This feature is useful for maintaining a certain level of intensity in your exercise.
• Incline measurement – Uphill or downhill steepness in percentages and grades calculated from altimeter data. Numerical information helps you to track your cycling effort accordingly.
• Polar sport zones – provide an easy way to select and monitor the intensity of your training and to follow Polar’s sport zones based training programs. The training is divided into five zones based on percentages of your maximum heart rate: very light (50-60%HRmax), light (60-70% HRmax), moderate (70-80%HRmax), hard (80-90% HRmax) and maximum (90-100% HRmax).
• SportZoneLock – You can activate a target zone with a press of a button during your ride. You can also deactivate the zone alarm just as easily – by pressing a button.
• Training planning with Polar ProTrainer 5^TM – The most advanced dynamic training and planning software on the market. Prepare detailed training programme easily and transfer the training plan to your Polar product.
• Infrared data communication – Two way Infrared data communication between Polar product and PC.
• 99 memory files – Automatically stores all cycling data from the last 99 trainings.
• ECG accurate heart rate with zones (% max)