Amazfit Helio Strap Fitness Tracker Wristband, 24/7 Activity & Sleep Tracker, 10 Days Battery, 27 Sports Modes, Strength Training, Hyrox Race, Subscription Free for Android & iPhone

The Helio Strap is built for those who train hard and recover smarter. Designed for precision, endurance, and everyday versatility, it delivers industry leading accuracy, extended battery life, and a lightweight, comfortable fit that moves with you. More than just a fitness tracker, the Helio Strap is a vital part of the Amazfit ecosystem. Seamlessly integrating with Amazfit smartwatches, the Helio Ring, and the Zepp App, it powers a complete training system designed to help you train with purpose, recover effectively, and repeat with confidence.

• Recovery, Redesigned: Train, sleep, and rest with confidence. Tracks your heart rate, fatigue, and recovery. 
• When worn together with an Amazfit smartwatch, both devices work together with the Zepp App to capture uninterrupted data - whether you're wearing both, or one at a time.
• Up to 10 Days of Battery Life: Go longer between charges. The Helio Strap delivers lasting performance to keep up with your training and recovery - day and night.