Sport Heart Rate Strap Band Chest Belt for Garmin Wahoo Polar It is an indispensable part of heart rate monitor. It will detect and send your real-time heart rate to the receiving terminal accurately. Suitable for a variety of ANT+, smartphone, bluetooth receiving heart rate equipment ( heart rate monitor watch, sports equipment, heart rate receiver, exercise bike, treadmill and so on ). Features: - High quality, high electrical conductivity. - Comfortable and adjustable elastic strap. - Easy to use, durable, highly efficient and stable. - With the chest strap based on high quality material, it can be attached to your skin closely. - Soft fabrics and adaptive electrodes make it extremely sensitive to your heart's electrical signals. - Utilizes the snap attachment method. - Suitable for Polar, Wahoo, Garmin products. - Resistance: Less than 2K. - Length between two holes: 45mm. - Extended strap length: 1m. - Extended ratio: 1 : 2.2.