Amazfit Helio Strap Amplifers Includes Black Mist 1/8 and

Includes Black Mist 1/8 and 1/4 Filters: Softens light for a dreamy

letting you access gear from the side access points of your 45L Travel Backpack (sold separately)

while the 42mm objectives boost the light-gathering ability to improve views in challenging light such as at dawn and dusk

Premium Comfort – Lightweight design features a padded headband and deep cushioned earpads to ensure exceptional and long-lasting wearing comfort

and versatile functionality

Amazfit Helio Strap Amplifers Includes Black Mist 1/8 andComplete Training System; Subscription Free. BioTracker Technology; Precise Heart Rate & Sleep Tracking. 27 workout modes. Up to 10 days of battery life.