Polar H9 Heart Rate Monitor

The Polar H9 is a reliable, high-quality heart rate sensor that connects via Bluetooth and ANT+ to a wide range of training apps, sports watches, and gym equipment. Key Features: Accurate heart rate monitoring with Polar's proprietary sensor technology Bluetooth, ANT+, and 5 kHz connectivity Compatible with Polar Beat, Polar Flow, and 200+ apps and devices Comfortable textile chest strap with secure buckle Water resistant — suitable for swimming Replaceable battery (CR2025) with up to 400 hours of use Firmware updatable via Polar Beat app What's Included: Polar H9 heart rate sensor Polar Pro chest strap (M-XXL)