The Magene H303 heart rate monitor is a device for athletes who want to track their heart rate in real time. With state-of-the-art technology and high accuracy, the H303 provides accurate data that can be key to optimizing your training and achieving better results. Its exceptionally light weight, comfortable wear and long service life make it an ideal choice for all those who value quality and reliability.

Advanced heart rate tracking
The Magene H303 sensor uses an advanced ECG signal processing chip that directly extracts heart rate data from the ECG waveform. Thanks to the proprietary algorithm, the device eliminates interference from movement and sweat, thus providing the most accurate heart rate data.

Compatibility with multiple devices
The H303 supports both Bluetooth and ANT+ technology, so you can connect to two devices at the same time. It works with cycling computers, sports watches and mobile apps like Zwift, Strava and Wahoo Fitness, providing versatility and easy integration with existing training equipment.

Long life
With a CR2032 battery, the Magene H303 offers an impressive battery life of up to 1000 hours. This means that with regular use of about an hour a day, the battery can last up to 2.5 years without replacement.

Water resistance and durability
The sensor has an IP67 waterproof rating, so it can withstand dust and submersion in 1 meter of water for 30 minutes. Ideal for athletes who train in various weather conditions.

Easy and comfortable
The sensor weighs only 16 grams, while the chest strap weighs 30±1 grams. Thanks to its ergonomic design and adjustable strap, the H303 ensures a comfortable fit and does not cause discomfort even during prolonged use. Just focus on your training and improve your performance!