Google Fitbit Air

Weight: Weighs only 12 grams with the band (6.2 grams for the tracker pebble alone).Screenless form: Features a minimalist pebble design with a single LED status light instead of a display.Water resistance: Rated for 50-meter water resistance for swimming and daily wear.Health and Fitness TrackingSensors: Includes an optical heart rate monitor, SpO2 sensor, skin temperature sensor, accelerometer, and gyroscope.Metrics: Tracks 24/7 heart rate, sleep stages, resting heart rate, heart rate variability, and blood oxygen levels.AI Coaching: Uses an integrated personal health coach built with Gemini intelligence for insights and routine cues.Battery and CompatibilityBattery life: Lasts up to 7 days on a single charge.Fast charging: Provides a full day of use from a 5-minute quick charge.Compatibility: