Polar H10 Heart Rate Monitor - ANT +, Bluetooth - Waterproof HR Sensor with Chest Strap - Built-in & Pro Chest Strap - Heart Rate Monitor Belt

Product 1: High Accuracy: Widely recognized for its top precision by many sources, Polar H10 is the most accurate heart rate sensor in Polar’s history. Polar H10 provides top quality ECG measurement and it's the choice of many pro athletes

Product 1: Connectivity: Bluetooth, ANT+ and 5 kHz provide an excellent variety of connection options (e.g. with Peloton). You can use Bluetooth and ANT+ connections simultaneously as well as two Bluetooth connections simultaneously

Product 1: Polar Pro Chest Strap: With improved electrodes, an easy-to-use buckle and silicone dots, the strap is comfortable and interference-free, and stays put when you're on the move

Product 1: Versatility: Wear Polar HR monitor when rowing, cycling, running, training indoors. Polar H10 is fully waterproof and it has internal memory for one training session

Product 2: Polar Pro Strap works with all Polar heart rate sensors.

Product 2: With a soft textile material, slip-preventing silicone dots and a secure buckle, the strap is very comfortable to wear and stays in place even through your most intense workouts. With a soft textile material, slip-preventing silicone dots and a secure buckle, the strap is very comfortable to wear and stays in place even through your most intense workouts.

Product 2: The extra interference-preventing electrodes on the strap make it extremely sensitive to your heart’s electrical signals, providing maximum precision for heart rate readings and eliminating interference.

Product 2: Available in sizes XS-S, M-XXL, and XXXL. XS-S: 20-26 in. M-XXL: 25.6-36.6 in XXXL: 76-116 cm