Bring the device within 3 m (10 ft.) of the sensor. NOTE: Stay 10 m (33 ft.) away from other wireless sensors while pairing. Hold UP. Select > Sensors & Accessories > Add New. Select an option: Select Search All. Select your sensor type. After the sensor is paired with your device, the sensor status changes from Searching to Connected. Yesterday, Garmin announced the new Forerunner 745, and also the new HRM-Pro chest strap. There are a lot of heart rate monitors on the market, and you would think they all do the same thing, so it doesn’t matter, but that is not quite the case. Compared to Garmin HRM-Tri & HRM-Run Pairing is the connecting of ANT‍+ ® or Bluetooth ® wireless sensors, for example, connecting a heart rate monitor with your Garmin ® device. Bring the device within 3 m (10 ft.) of the sensor. Stay 10 m (33 ft.) away from other riders' sensors while pairing. Select an option: Select a sensor type. to search for all nearby sensors. Pairing the Heart Rate Monitor with Your ANT‍+ Device. Pairing the Heart Rate Monitor with Your Bluetooth Device. Pairing the Heart Rate Monitor With the Garmin Connect App. Heart Rate Monitor Instructions. For example, connecting a heart rate monitor with your Garmin ® device. Bring the device within 3 m (10 ft.) of the sensor. NOTE: Stay 10 m (33 ft.) away from other riders' sensors while pairing. I have HRM-Pro and Forerunner 935, the HRM-Pro can connect to the watch and sends the correct data. However when I try to sync just HRM-Pro with Garmin Connect on iOS, it doesn't work. The HRM-Pro connects via bluetooth, but when it tries to sync, there is a white exclamation mark on red background next to the device icon and when I tap a Removing it again and add it back, starts working but again, only first connection. Chacking the Bluetooth setting in the iPhone shows the HRM-Pro as not connected and appears a new HRP-Pro on found new devices to add. This is getting me crazy!!! Any solution?? Thanks! Regards, Jose Before completing the next step on your Garmin watch, ensure your external device is both turned on and in pairing mode. This will naturally vary depending on the brand of heart rate monitor you HRM-Pro and Pro Plus: Top FAQs About the Activity Tracking Feature | Garmin Customer Support. FREE GROUND SHIPPING ON ORDERS $25 AND UP. Garmin Support Center. Garmin Support Center is where you will find answers to frequently asked questions and resources to help with all of your Garmin products. No -- you'll need to either buy an ANT+ dongle, or buy a BT-capable HRM. I have experience with both the Polar H10 and Garmin HRM-Pro -- both are great, and the Polar can usually be had for <$80. If you don't record HR on Zwift but you do want to participate in races, your results will always be filtered out. Just fyi in case you didn't know. XomOb.