Polar OH1

The Polar OH1 is a versatile optical heart rate sensor that is perfect for swimmers and other athletes. The handy sensor is attached to the arm and accurately measures the heart rate during training in the water. The Bluetooth and ANT+ connection allows the data to be displayed in real time on compatible devices such as watches, smartphones or training devices. The OH1 also has a built-in memory that can store up to 200 hours of training. Thanks to its waterproof construction up to 30 meters, the Polar OH1 is the ideal companion for swimmers who want to keep an eye on their performance and heart rate in the water.