???? Track the accurate heart rate through Bluetooth (APP is required) and ANT+,compatible with ANT+ equipment,such as iGS10/iGS50E/iGS618; Garmin EDGE500/510/520/800/810/1000, Bryton 100/310.
???? Comfortable chest strap.Easy to install,connect heart rate device with the chest strap,adjust the strap length to fit your chest tightly.
???? Compatible with top fitness apps: Strava,Keep,Nike+ Running,My workouts,Decathlon Coach Wahoo and more.free iGPSPORT app for iOS and Android.free iGPSPORT app for iOS and Android.
???? Work with bike computer,smartphones,tablets,sport watches or fitness equipment(HR40 could directly pair with device with ANT+,but need a APP if use mobilephone via bluetooth)
???? Strong battery life: Normal use for more than a year(one hour per day)