Optimize your training with the Johnson 3-in-1 Heart Rate Chest Strap – your key to precise heart rate tracking!

The Johnson 3-in-1 Heart Rate Chest Strap is an advanced heart rate sensor designed to elevate your athletic performance to the next level. This versatile device combines three essential wireless connection types – ANT+, 5.3 kHz, and Bluetooth – into one unit, making it compatible with many smartphones, fitness devices, and GPS watches.

Precise heart rate measurement for maximum effectiveness: Get accurate real-time data on your heart rate to optimize your training and achieve your goals faster. The strap is comfortably worn under your chest muscle and provides reliable information during any activity.

Unlimited data recording: Even without a direct connection to your smartphone, the Johnson 3-in-1 Chest Strap records and stores your heart rate data. This allows you to complete your workout and later conveniently transfer and analyze the data via Bluetooth on your smartphone. The chest strap can store up to 13 hours of training data.

Seamless smartphone integration: Easily connect the chest strap to your smartphone via Bluetooth Smart to track your heart rate in real-time and use it with your favorite fitness apps. The Johnson 3-in-1 Chest Strap is compatible with a variety of apps, including atZone, Kinomap, Zwift, Strava, Runtastic, and Wahoo Fitness. In addition to Bluetooth, the chest strap is also compatible with ANT+ and 5.3 kHz.

Comfortable, durable, and user-friendly: The Johnson 3-in-1 Chest Strap is lightweight (54 g), waterproof (IP67), and comes with an adjustable elastic strap for optimal wearing comfort. The battery (CR2032) lasts up to 10 months.