Name: Polar H9 Heart Rate Monitor - Waterproof, Bluetooth/ANT+ - Black
Brand: Polar

Polar H9 Heart Rate Monitor in black is a reliable chest-strap heart rate sensor designed for accurate heart-rate tracking during training and daily activities.

The Polar H9 uses a breast (chest) measuring type with a comfortable adjustable strap made from elastin, polyamide and polyester, ensuring a snug fit for different body types. The housing combines durable ABS and stainless steel for a lightweight yet sturdy build, with an overall weight of approximately 60 g.

This heart rate monitor supports both Bluetooth 4.0 (BLE) and ANT+ connectivity, allowing seamless data transfer to compatible devices and apps such as Polar Beat. The Bluetooth Low Energy support helps conserve power and maintain a stable connection during workouts.

The Polar H9 is waterproof up to 30 m, making it suitable for swimming and wet-weather activities. It operates reliably across a wide temperature range, from -10 °C to 50 °C, so you can use it year-round in varied climates.

Power is supplied by an easy-to-replace CR2025 battery, giving you dependable runtime without frequent recharges. The chest strap format ensures precise heart-rate readings, ideal for athletes and fitness enthusiasts who need accurate biometric data for training zones and recovery assessment.

Use the Polar H9 for interval training, cycling with ANT+ head units, guided Polar Beat sessions on your phone, or swim workouts thanks to its waterproof design. Its lightweight construction and adjustable band make it comfortable for long sessions or daily monitoring.

Key selling points: dual ANT+ and BLE connectivity, 30 m waterproof rating, chest-strap precision, durable ABS and stainless-steel housing, and compatibility with Polar Beat.