Volt Fitness Tracker Band No Subscription Wearable Health with HRV Recovery & Sleep Tracking, Waterproof App for iPhone Android

Voltra Air Fitness Tracker Band: Volt fitness tracker band with 24/7 heart rate, steps, calories and workout modes; no subscription required to access HRV, recovery and sleep insights, giving lasting value in a wearable health tracker built for daily fitness and wellness. HRV & Readiness Tracking: Tracks HRV, resting heart rate and readiness with strain trends to support gym training, running or rest planning; recovery insights help you understand effort and fatigue patterns without monthly fees. Sleep Tracking Insights: Sleep tracking band monitors REM, deep, light and awake stages; nightly scores and trends help improve routines and recovery, supporting better energy, focus and everyday wellness. Recovery & Wellness Metrics: Recovery tracker using HRV and activity load plus stress and blood oxygen (SpO2); provides a broader health tracking overview so you can follow patterns across training and busy weeks. App & Lifestyle Compatibility: Wearable health tracker pairs with iPhone and Android via a simple dashboard with historical trends; waterproof, sweat resistant design and long battery life support sport, work and everyday wear.