Polar H10 M-XXL Heart Rate Sensor Bluetooth & ANT

SUPREME ACCURACY & SIZE GUIDE: Polar H10 delivers precise ECG/EKG heart rate tracking trusted by pro athletes. Sizes: XSS 6274 cm, MXXL 75115 cm, XXXL 116155 cm (sold separately). Between sizes : MXXL for comfort, XSS for tighter fit.
CONNECTIVITY: Connect via Bluetooth, ANT, or 5 kHz to smartwatches, fitness apps (Peloton, Strava, Nike), or gym equipment. Supports dual Bluetooth and ANT connections.
POLAR PRO CHEST STRAP: Improved electrodes, non-slip silicone dots, and a secure buckle ensure a comfortable, accurate, interference-free fit. Replace strap approx. every 6 months for best performance.
VERSATILITY: Ideal for cycling, running, swimming, rowing, and gym workouts. Waterproof up to 30 m with internal memory for one training session without a phone or watch.
COMPATIBILITY: Works with Polar, Garmin, Apple Watch, Suunto, and many apps. Update firmware easily via the Polar Beat app.