Train even more precisely and even more ambitiously with the Tickr heart rate monitor from Wahoo! The compact sensor can easily be attached to the body with a soft, adjustable strap and transmits your heart rate wirelessly and in real time using Bluetooth or ANT+. Of course, you need to connect it to a smartphone, bike computer or sports watch beforehand. The sensor is compatible with several devices and offers numerous options for tracking. It can also be used with the most common fitness apps. The LEDs indicate the connection status, and the sensor runs on a button cell battery. Last but not least, the Wahoo Tickr heart rate monitor even has a calorie counter so that you can keep track of your calories as well. What more could you ask for?