Fit Air Screenless Smart Fitness Band

Fit Air Smart Fitness Band, a screenless, ultra-lightweight wearable designed for seamless 24/7 health and activity tracking.

⚙️ Hardware & Design

• Design: Screenless, minimalist form factor to prevent distractions and blend into any style.
•  Dimensions & Weight: Ultra-lightweight at approximately 17.5g – 25g (depending on the attached band configuration)
• Body Material: Premium Zinc Alloy main casing
• Strap Material: Breathable, woven Nylon wristband with a hook-and-loop adjustable buckle. Adjustable for wrist sizes from 155mm to 235mm
• Water Resistance: 1 ATM / IP68 splash-proof and daily water resistance
  

📊 Health & Activity Tracking

• Heart Sensors: Specialized HX 3918H heart rate sensor combined with an Optical PPG sensor.
  * Motion Tracker: STK8321-W 3-axis motion tracking sensor for step counting and distance calculation
  * Biometric Tracking:• Real-time Heart Rate Variability (HRV) and stress metrics.
  * Blood Oxygen Levels (SpO2) monitoring.
  * Body Temperature monitoring.
  * Advanced Sleep Tracking (including REM cycles)
  

🔋 Battery & Connectivity

• Battery Capacity: 95mAh to 150mAh rechargeable battery.
  * Battery Life: 7 to 10 days of active working time; up to 20 days on standby mode.
  * Charging: Fast magnetic charging (full charge in roughly 1.5 hours).
  * Bluetooth Version: Bluetooth 5.4 / 6.0 BLE for stable connections.
  * System Compatibility: Works natively with Android (8.0+) and iOS (12+) devices.
  * App Ecosystem: Syncs directly with major fitness platforms including Google Health Sync and Apple Health Sync

📲 Additional Smart Features

* Haptic Feedback: Vibrating motor for silent alarms, low battery warnings, and notification alerts.
* Smart Utility: "Find my device" phone locator functionality