Polar H7 Bluetooth Smart Heart Rate Sensor Black M-XXL
Connect your fitness app or training device with Polar H7 and get real-time, accurate heart rate while you train. You can use Polar H7 with a number of Polar products and compatible gym equipment. The H7 provides live heart rate readings to mobile training apps including Polar Beat. The H7 connects with various other Polar products and is compatible with dozens of fitness apps to keep you updated during all activity.