New-Generation HRM from CooSpo allows you to view real-time heart rate, training zones, and calories burned. It is a great tool for all exercisers - even if used temporarily, it will help you learn how you feel at the given heart rate and you will be able to better judge your exercise tolerance and any limitations. This device supports both ANT+ and Bluetooth, connect to your favorite smartphone, smartwatches, cycling or activity computer, tablet, and laptops. Also compatible with intelligent exercise if you aren't wearing the monitor it will be in sleep mode and cannot be found by Bluetooth 2. Kindly turn on the Bluetooth and go to the APP.