Heart rate tracking capability: Builtin heart rate monitor provides realtime data to help you monitor cardiovascular performance during workouts, set target zones, and track progress over time. Lightweight and easy to use: Weighing approximately 141 g, this compact monitor offers a lightweight, unobtrusive profile for effortless transport and quick installation on your workout equipment. Compatible with bikes and rowing machines: Ideal for use with bikes and rowing machines alike, making it suitable for a wide range of cardio routines and fitness enthusiasts. Use scenarios: On a stationary bike: Maintain your target heart rate to optimize endurance and fatburning sessions. On a rowing machine: Monitor effort and pace to keep training within your desired intensity. In a small home gym: Easily switch between bikes and rowers while keeping heart rate data accessible during various workouts. Benefits at a glance: realtime heart rate feedback, portable and easy to mount, designed for common cardio equipment, supports structured training across multiple modalities.